US Natural Gas Price in International Commodity Markets
[ In USD per million british thermal units (MMBtu) ]
Month -
$2.77(-4.15%)
[ In USD per million british thermal units (MMBtu) ]
Month -
$2.77(-4.15%)
The Price of US Natural Gas in International Commodity Markets for August 2026.
| Price per million british thermal units (MMBtu) | $2.77 USD |
|---|---|
| Price per mcf | $2.87 USD |
| Change from previous month | $-0.12 (-4.15%) |
| Growth in last 12 months | -6.73% |
US Natural Gas price in the international commodity market reached $2.77 per million british thermal units (MMBtu), $2.87 per mcf in August 2026, down -4.15% from $2.89/MMBtu in July 2026. Over the past 12 months, prices ranged between $2.77/MMBtu and $7.58/MMBtu, with an annual average of $3.58/MMBtu.
Definition: A million british thermal units (MMBtu) is equal to 0.964 mcf.The table below shows the **monthly US Natural Gas price changes** in international commodity markets. It includes the price per million british thermal units (MMBtu) and per mcf, along with the month-over-month (MoM) change in USD and percentage.
| Metric (12 months) | $/MMBtu | $/mcf |
|---|---|---|
| Highest Price | $7.58 | $7.86 |
| Average Price | $3.58 | $3.71 |
| Lowest Price | $2.77 | $2.87 |
| No. | Month | $/MMBtu | $/mcf | % chg | ||
|---|---|---|---|---|---|---|
| Price | Net-Chg | Price | Net-Chg | |||
| 1 | Sep 2025 | $2.97 | 0.06 | $3.081 | 0.062 | 2.06% |
| 2 | Oct 2025 | $3.20 | 0.23 | $3.32 | 0.24 | 7.74% |
| 3 | Nov 2025 | $3.79 | 0.59 | $3.93 | 0.61 | 18.44% |
| 4 | Dec 2025 | $4.25 | 0.46 | $4.41 | 0.48 | 12.14% |
| 5 | Jan 2026 | $7.58 | 3.33 | $7.86 | 3.45 | 78.35% |
| 6 | Feb 2026 | $3.61 | -3.97 | $3.74 | -4.12 | -52.37% |
| 7 | Mar 2026 | $3.06 | -0.55 | $3.17 | -0.57 | -15.24% |
| 8 | Apr 2026 | $2.77 | -0.29 | $2.87 | -0.30 | -9.48% |
| 9 | May 2026 | $2.93 | 0.16 | $3.039 | 0.17 | 5.78% |
| 10 | Jun 2026 | $3.15 | 0.22 | $3.27 | 0.23 | 7.51% |
| 11 | Jul 2026 | $2.89 | -0.26 | $3.00 | -0.27 | -8.25% |
| 12 | Aug 2026 | $2.77 | -0.12 | $2.87 | -0.12 | -4.15% |
US Natural Gas price history in the international commodity market shows how us natural gas responds to global economic changes, inflation, and geopolitical events.
| Month | $/MMBtu | $/mcf | % chg | ||
|---|---|---|---|---|---|
| Price | Net-Chg | Price | Net-Chg | ||
| Aug 2025 | $2.91 | -0.28 | $3.019 | -0.29 | -8.78 |
| Jul 2025 | $3.19 | 0.17 | $3.31 | 0.18 | 5.63 |
| Jun 2025 | $3.02 | -0.1 | $3.13 | -0.10 | -3.21 |
| May 2025 | $3.12 | -0.28 | $3.24 | -0.29 | -8.24 |
| Apr 2025 | $3.4 | -0.73 | $3.53 | -0.76 | -17.68 |
| Mar 2025 | $4.13 | -0.09 | $4.28 | -0.093 | -2.13 |
| Feb 2025 | $4.22 | 0.12 | $4.38 | 0.12 | 2.93 |
| Jan 2025 | $4.1 | 1.08 | $4.25 | 1.12 | 35.76 |
| Dec 2024 | $3.02 | 0.92 | $3.13 | 0.95 | 43.81 |
| Nov 2024 | $2.1 | -0.11 | $2.18 | -0.11 | -4.98 |
| Oct 2024 | $2.21 | -0.04 | $2.29 | -0.041 | -1.78 |
| Sep 2024 | $2.25 | 0.26 | $2.33 | 0.27 | 13.07 |
| Aug 2024 | $1.99 | -0.09 | $2.064 | -0.093 | -4.33 |
| Jul 2024 | $2.08 | -0.43 | $2.16 | -0.45 | -17.13 |
| Jun 2024 | $2.51 | 0.38 | $2.60 | 0.39 | 17.84 |
| May 2024 | $2.13 | 0.53 | $2.21 | 0.55 | 33.13 |
| Apr 2024 | $1.6 | 0.1 | $1.66 | 0.10 | 6.67 |
| Mar 2024 | $1.5 | -0.22 | $1.56 | -0.23 | -12.79 |
| Feb 2024 | $1.72 | -1.46 | $1.78 | -1.51 | -45.91 |
| Jan 2024 | $3.18 | 0.65 | $3.30 | 0.67 | 25.69 |
| Dec 2023 | $2.53 | -0.18 | $2.62 | -0.19 | -6.64 |
| Nov 2023 | $2.71 | -0.28 | $2.81 | -0.29 | -9.36 |
| Oct 2023 | $2.99 | 0.35 | $3.10 | 0.36 | 13.26 |
| Sep 2023 | $2.64 | 0.06 | $2.74 | 0.062 | 2.33 |
| Aug 2023 | $2.58 | 0.03 | $2.68 | 0.031 | 1.18 |
| Jul 2023 | $2.55 | 0.37 | $2.65 | 0.38 | 16.97 |
| Jun 2023 | $2.18 | 0.03 | $2.26 | 0.031 | 1.4 |
| May 2023 | $2.15 | -0.01 | $2.23 | -0.010 | -0.46 |
| Apr 2023 | $2.16 | -0.14 | $2.24 | -0.15 | -6.09 |
| Mar 2023 | $2.3 | -0.08 | $2.39 | -0.083 | -3.36 |
| Feb 2023 | $2.38 | -0.89 | $2.47 | -0.92 | -27.22 |
| Jan 2023 | $3.27 | -2.23 | $3.39 | -2.31 | -40.55 |
| Dec 2022 | $5.5 | 0.22 | $5.71 | 0.23 | 4.17 |
| Nov 2022 | $5.28 | -0.34 | $5.48 | -0.35 | -6.05 |
| Oct 2022 | $5.62 | -2.14 | $5.83 | -2.22 | -27.58 |
| Sep 2022 | $7.76 | -1.03 | $8.050 | -1.068 | -11.72 |
| Aug 2022 | $8.79 | 1.53 | $9.12 | 1.59 | 21.07 |
| Jul 2022 | $7.26 | -0.41 | $7.53 | -0.43 | -5.35 |
| Jun 2022 | $7.67 | -0.47 | $7.96 | -0.49 | -5.77 |
| May 2022 | $8.14 | 1.61 | $8.44 | 1.67 | 24.66 |
| Apr 2022 | $6.53 | 1.65 | $6.77 | 1.71 | 33.81 |
| Mar 2022 | $4.88 | 0.22 | $5.062 | 0.23 | 4.72 |
| Feb 2022 | $4.66 | 0.33 | $4.83 | 0.34 | 7.62 |
| Jan 2022 | $4.33 | 0.6 | $4.49 | 0.62 | 16.09 |
| Dec 2021 | $3.73 | -1.29 | $3.87 | -1.34 | -25.7 |
| Nov 2021 | $5.02 | -0.46 | $5.21 | -0.48 | -8.39 |
| Oct 2021 | $5.48 | 0.37 | $5.68 | 0.38 | 7.24 |
| Sep 2021 | $5.11 | 1.06 | $5.30 | 1.100 | 26.17 |
| Aug 2021 | $4.05 | 0.25 | $4.20 | 0.26 | 6.58 |
| Jul 2021 | $3.8 | 0.57 | $3.94 | 0.59 | 17.65 |
| Jun 2021 | $3.23 | 0.34 | $3.35 | 0.35 | 11.76 |
| May 2021 | $2.89 | 0.28 | $3.00 | 0.29 | 10.73 |
| Apr 2021 | $2.61 | 0.05 | $2.71 | 0.052 | 1.95 |
| Mar 2021 | $2.56 | -2.51 | $2.66 | -2.60 | -49.51 |
| Feb 2021 | $5.07 | 2.4 | $5.26 | 2.49 | 89.89 |
| Jan 2021 | $2.67 | 0.13 | $2.77 | 0.13 | 5.12 |
| Dec 2020 | $2.54 | -0.05 | $2.63 | -0.052 | -1.93 |
| Nov 2020 | $2.59 | 0.34 | $2.69 | 0.35 | 15.11 |
| Oct 2020 | $2.25 | 0.33 | $2.33 | 0.34 | 17.19 |
| Sep 2020 | $1.92 | -0.38 | $1.99 | -0.39 | -16.52 |
| Aug 2020 | $2.3 | 0.56 | $2.39 | 0.58 | 32.18 |
| Jul 2020 | $1.74 | 0.13 | $1.80 | 0.13 | 8.07 |
| Jun 2020 | $1.61 | -0.14 | $1.67 | -0.15 | -8 |
| May 2020 | $1.75 | 0.01 | $1.82 | 0.010 | 0.57 |
| Apr 2020 | $1.74 | -0.05 | $1.80 | -0.052 | -2.79 |
| Mar 2020 | $1.79 | -0.13 | $1.86 | -0.13 | -6.77 |
| Feb 2020 | $1.92 | -0.11 | $1.99 | -0.11 | -5.42 |
| Jan 2020 | $2.03 | -0.21 | $2.11 | -0.22 | -9.38 |
| Dec 2019 | $2.24 | -0.41 | $2.32 | -0.43 | -15.47 |
| Nov 2019 | $2.65 | 0.32 | $2.75 | 0.33 | 13.73 |
| Oct 2019 | $2.33 | -0.25 | $2.42 | -0.26 | -9.69 |
| Sep 2019 | $2.58 | 0.36 | $2.68 | 0.37 | 16.22 |
| Aug 2019 | $2.22 | -0.14 | $2.30 | -0.15 | -5.93 |
| Jul 2019 | $2.36 | -0.04 | $2.45 | -0.041 | -1.67 |
| Jun 2019 | $2.4 | -0.23 | $2.49 | -0.24 | -8.75 |
| May 2019 | $2.63 | -0.02 | $2.73 | -0.021 | -0.75 |
| Apr 2019 | $2.65 | -0.29 | $2.75 | -0.30 | -9.86 |
| Mar 2019 | $2.94 | 0.22 | $3.050 | 0.23 | 8.09 |
| Feb 2019 | $2.72 | -0.36 | $2.82 | -0.37 | -11.69 |
| Jan 2019 | $3.08 | -0.9 | $3.20 | -0.93 | -22.61 |
| Dec 2018 | $3.98 | -0.15 | $4.13 | -0.16 | -3.63 |
| Nov 2018 | $4.13 | 0.85 | $4.28 | 0.88 | 25.91 |
| Oct 2018 | $3.28 | 0.3 | $3.40 | 0.31 | 10.07 |
| Sep 2018 | $2.98 | 0.02 | $3.091 | 0.021 | 0.68 |
| Aug 2018 | $2.96 | 0.13 | $3.071 | 0.13 | 4.59 |
| Jul 2018 | $2.83 | -0.12 | $2.94 | -0.12 | -4.07 |
| Jun 2018 | $2.95 | 0.15 | $3.060 | 0.16 | 5.36 |
| May 2018 | $2.8 | 0.02 | $2.90 | 0.021 | 0.72 |
| Apr 2018 | $2.78 | 0.08 | $2.88 | 0.083 | 2.96 |
| Mar 2018 | $2.7 | 0.03 | $2.80 | 0.031 | 1.12 |
| Feb 2018 | $2.67 | -1.19 | $2.77 | -1.23 | -30.83 |
| Jan 2018 | $3.86 | 1.1 | $4.0041 | 1.14 | 39.86 |
| Dec 2017 | $2.76 | -0.23 | $2.86 | -0.24 | -7.69 |
| Nov 2017 | $2.99 | 0.13 | $3.10 | 0.13 | 4.55 |
| Oct 2017 | $2.86 | -0.1 | $2.97 | -0.10 | -3.38 |
| Sep 2017 | $2.96 | 0.08 | $3.071 | 0.083 | 2.78 |
| Aug 2017 | $2.88 | -0.08 | $2.99 | -0.083 | -2.7 |
| Jul 2017 | $2.96 | 0.02 | $3.071 | 0.021 | 0.68 |
| Jun 2017 | $2.94 | -0.18 | $3.050 | -0.19 | -5.77 |
| May 2017 | $3.12 | 0.04 | $3.24 | 0.041 | 1.3 |
| Apr 2017 | $3.08 | 0.19 | $3.20 | 0.20 | 6.57 |
| Mar 2017 | $2.89 | 0.07 | $3.00 | 0.073 | 2.48 |
| Feb 2017 | $2.82 | -0.44 | $2.93 | -0.46 | -13.5 |
| Jan 2017 | $3.26 | -0.32 | $3.38 | -0.33 | -8.94 |
| Dec 2016 | $3.58 | 1.08 | $3.71 | 1.12 | 43.2 |
| Nov 2016 | $2.5 | -0.45 | $2.59 | -0.47 | -15.25 |
| Oct 2016 | $2.95 | -0.02 | $3.060 | -0.021 | -0.67 |
| Sep 2016 | $2.97 | 0.18 | $3.081 | 0.19 | 6.45 |
| Aug 2016 | $2.79 | 0 | $2.89 | 0.00 | 0 |
| Jul 2016 | $2.79 | 0.22 | $2.89 | 0.23 | 8.56 |
| Jun 2016 | $2.57 | 0.65 | $2.67 | 0.67 | 33.85 |
| May 2016 | $1.92 | 0.02 | $1.99 | 0.021 | 1.05 |
| Apr 2016 | $1.9 | 0.2 | $1.97 | 0.21 | 11.76 |
| Mar 2016 | $1.7 | -0.26 | $1.76 | -0.27 | -13.27 |
| Feb 2016 | $1.96 | -0.31 | $2.033 | -0.32 | -13.66 |
| Jan 2016 | $2.27 | 0.35 | $2.35 | 0.36 | 18.23 |
| Dec 2015 | $1.92 | -0.16 | $1.99 | -0.17 | -7.69 |
| Nov 2015 | $2.08 | -0.24 | $2.16 | -0.25 | -10.34 |
| Oct 2015 | $2.32 | -0.33 | $2.41 | -0.34 | -12.45 |
| Sep 2015 | $2.65 | -0.11 | $2.75 | -0.11 | -3.99 |
| Aug 2015 | $2.76 | -0.07 | $2.86 | -0.073 | -2.47 |
| Jul 2015 | $2.83 | 0.06 | $2.94 | 0.062 | 2.17 |
| Jun 2015 | $2.77 | -0.07 | $2.87 | -0.073 | -2.46 |
| May 2015 | $2.84 | 0.26 | $2.95 | 0.27 | 10.08 |
| Apr 2015 | $2.58 | -0.22 | $2.68 | -0.23 | -7.86 |
| Mar 2015 | $2.8 | -0.05 | $2.90 | -0.052 | -1.75 |
| Feb 2015 | $2.85 | -0.12 | $2.96 | -0.12 | -4.04 |
| Jan 2015 | $2.97 | -0.46 | $3.081 | -0.48 | -13.41 |
| Dec 2014 | $3.43 | -0.67 | $3.56 | -0.70 | -16.34 |
| Nov 2014 | $4.1 | 0.33 | $4.25 | 0.34 | 8.75 |
| Oct 2014 | $3.77 | -0.15 | $3.91 | -0.16 | -3.83 |
| Sep 2014 | $3.92 | 0.04 | $4.066 | 0.041 | 1.03 |
| Aug 2014 | $3.88 | -0.13 | $4.025 | -0.13 | -3.24 |
| Jul 2014 | $4.01 | -0.56 | $4.16 | -0.58 | -12.25 |
| Jun 2014 | $4.57 | 0.01 | $4.74 | 0.010 | 0.22 |
| May 2014 | $4.56 | -0.07 | $4.73 | -0.073 | -1.51 |
| Apr 2014 | $4.63 | -0.25 | $4.80 | -0.26 | -5.12 |
| Mar 2014 | $4.88 | -1.09 | $5.062 | -1.13 | -18.26 |
| Feb 2014 | $5.97 | 1.27 | $6.19 | 1.32 | 27.02 |
| Jan 2014 | $4.7 | 0.46 | $4.88 | 0.48 | 10.85 |
| Dec 2013 | $4.24 | 0.62 | $4.40 | 0.64 | 17.13 |
| Nov 2013 | $3.62 | -0.05 | $3.76 | -0.052 | -1.36 |
| Oct 2013 | $3.67 | 0.05 | $3.81 | 0.052 | 1.38 |
| Sep 2013 | $3.62 | 0.19 | $3.76 | 0.20 | 5.54 |
| Aug 2013 | $3.43 | -0.19 | $3.56 | -0.20 | -5.25 |
| Jul 2013 | $3.62 | -0.21 | $3.76 | -0.22 | -5.48 |
| Jun 2013 | $3.83 | -0.21 | $3.97 | -0.22 | -5.2 |
| May 2013 | $4.04 | -0.13 | $4.19 | -0.13 | -3.12 |
| Apr 2013 | $4.17 | 0.36 | $4.33 | 0.37 | 9.45 |
| Mar 2013 | $3.81 | 0.48 | $3.95 | 0.50 | 14.41 |
| Feb 2013 | $3.33 | 0 | $3.45 | 0.00 | 0 |
| Jan 2013 | $3.33 | -0.01 | $3.45 | -0.010 | -0.3 |
| Dec 2012 | $3.34 | -0.2 | $3.46 | -0.21 | -5.65 |
| Nov 2012 | $3.54 | 0.22 | $3.67 | 0.23 | 6.63 |
| Oct 2012 | $3.32 | 0.48 | $3.44 | 0.50 | 16.9 |
| Sep 2012 | $2.84 | 0 | $2.95 | 0.00 | 0 |
| Aug 2012 | $2.84 | -0.11 | $2.95 | -0.11 | -3.73 |
| Jul 2012 | $2.95 | 0.49 | $3.060 | 0.51 | 19.92 |
| Jun 2012 | $2.46 | 0.02 | $2.55 | 0.021 | 0.82 |
| May 2012 | $2.44 | 0.49 | $2.53 | 0.51 | 25.13 |
| Apr 2012 | $1.95 | -0.22 | $2.023 | -0.23 | -10.14 |
| Mar 2012 | $2.17 | -0.35 | $2.25 | -0.36 | -13.89 |
| Feb 2012 | $2.52 | -0.16 | $2.61 | -0.17 | -5.97 |
| Jan 2012 | $2.68 | -0.48 | $2.78 | -0.50 | -15.19 |
| Dec 2011 | $3.16 | -0.08 | $3.28 | -0.083 | -2.47 |
| Nov 2011 | $3.24 | -0.33 | $3.36 | -0.34 | -9.24 |
| Oct 2011 | $3.57 | -0.33 | $3.70 | -0.34 | -8.46 |
| Sep 2011 | $3.9 | -0.15 | $4.046 | -0.16 | -3.7 |
| Aug 2011 | $4.05 | -0.36 | $4.20 | -0.37 | -8.16 |
| Jul 2011 | $4.41 | -0.14 | $4.57 | -0.15 | -3.08 |
| Jun 2011 | $4.55 | 0.24 | $4.72 | 0.25 | 5.57 |
| May 2011 | $4.31 | 0.07 | $4.47 | 0.073 | 1.65 |
| Apr 2011 | $4.24 | 0.27 | $4.40 | 0.28 | 6.8 |
| Mar 2011 | $3.97 | -0.1 | $4.12 | -0.10 | -2.46 |
| Feb 2011 | $4.07 | -0.42 | $4.22 | -0.44 | -9.35 |
| Jan 2011 | $4.49 | 0.25 | $4.66 | 0.26 | 5.9 |
| Dec 2010 | $4.24 | 0.51 | $4.40 | 0.53 | 13.67 |
| Nov 2010 | $3.73 | 0.3 | $3.87 | 0.31 | 8.75 |
| Oct 2010 | $3.43 | -0.47 | $3.56 | -0.49 | -12.05 |
| Sep 2010 | $3.9 | -0.41 | $4.046 | -0.43 | -9.51 |
| Aug 2010 | $4.31 | -0.32 | $4.47 | -0.33 | -6.91 |
| Jul 2010 | $4.63 | -0.16 | $4.80 | -0.17 | -3.34 |
| Jun 2010 | $4.79 | 0.63 | $4.97 | 0.65 | 15.14 |
| May 2010 | $4.16 | 0.15 | $4.32 | 0.16 | 3.74 |
| Apr 2010 | $4.01 | -0.28 | $4.16 | -0.29 | -6.53 |
| Mar 2010 | $4.29 | -1.05 | $4.45 | -1.089 | -19.66 |
| Feb 2010 | $5.34 | -0.47 | $5.54 | -0.49 | -8.09 |
| Jan 2010 | $5.81 | 0.44 | $6.027 | 0.46 | 8.19 |
| Dec 2009 | $5.37 | 1.68 | $5.57 | 1.74 | 45.53 |
| Nov 2009 | $3.69 | -0.33 | $3.83 | -0.34 | -8.21 |
| Oct 2009 | $4.02 | 1.06 | $4.17 | 1.100 | 35.81 |
| Sep 2009 | $2.96 | -0.19 | $3.071 | -0.20 | -6.03 |
| Aug 2009 | $3.15 | -0.24 | $3.27 | -0.25 | -7.08 |
| Jul 2009 | $3.39 | -0.41 | $3.52 | -0.43 | -10.79 |
| Jun 2009 | $3.8 | -0.01 | $3.94 | -0.010 | -0.26 |
| May 2009 | $3.81 | 0.31 | $3.95 | 0.32 | 8.86 |
| Apr 2009 | $3.5 | -0.45 | $3.63 | -0.47 | -11.39 |
| Mar 2009 | $3.95 | -0.57 | $4.098 | -0.59 | -12.61 |
| Feb 2009 | $4.52 | -0.72 | $4.69 | -0.75 | -13.74 |
| Jan 2009 | $5.24 | -0.55 | $5.44 | -0.57 | -9.5 |
| Dec 2008 | $5.79 | -0.88 | $6.0062 | -0.91 | -13.19 |
| Nov 2008 | $6.67 | -0.06 | $6.92 | -0.062 | -0.89 |
| Oct 2008 | $6.73 | -0.96 | $6.98 | -1.00 | -12.48 |
| Sep 2008 | $7.69 | -0.56 | $7.98 | -0.58 | -6.79 |
| Aug 2008 | $8.25 | -2.9 | $8.56 | -3.0083 | -26.01 |
| Jul 2008 | $11.15 | -1.53 | $11.57 | -1.59 | -12.07 |
| Jun 2008 | $12.68 | 1.45 | $13.15 | 1.50 | 12.91 |
| May 2008 | $11.23 | 1.1 | $11.65 | 1.14 | 10.86 |
| Apr 2008 | $10.13 | 0.73 | $10.51 | 0.76 | 7.77 |
| Mar 2008 | $9.4 | 0.85 | $9.75 | 0.88 | 9.94 |
| Feb 2008 | $8.55 | 0.55 | $8.87 | 0.57 | 6.88 |
| Jan 2008 | $8 | 0.85 | $8.30 | 0.88 | 11.89 |
| Dec 2007 | $7.15 | 0.01 | $7.42 | 0.010 | 0.14 |
| Nov 2007 | $7.14 | 0.34 | $7.41 | 0.35 | 5 |
| Oct 2007 | $6.8 | 0.7 | $7.054 | 0.73 | 11.48 |
| Sep 2007 | $6.1 | -0.1 | $6.33 | -0.10 | -1.61 |
| Aug 2007 | $6.2 | -0.02 | $6.43 | -0.021 | -0.32 |
| Jul 2007 | $6.22 | -1.08 | $6.45 | -1.12 | -14.79 |
| Jun 2007 | $7.3 | -0.31 | $7.57 | -0.32 | -4.07 |
| May 2007 | $7.61 | 0.02 | $7.89 | 0.021 | 0.26 |
| Apr 2007 | $7.59 | 0.47 | $7.87 | 0.49 | 6.6 |
| Mar 2007 | $7.12 | -0.85 | $7.39 | -0.88 | -10.66 |
| Feb 2007 | $7.97 | 1.39 | $8.27 | 1.44 | 21.12 |
| Jan 2007 | $6.58 | 0 | $6.83 | 0.00 | 0 |
| Dec 2006 | $6.58 | -0.87 | $6.83 | -0.90 | -11.68 |
| Nov 2006 | $7.45 | 1.49 | $7.73 | 1.55 | 25 |
| Oct 2006 | $5.96 | 1.1 | $6.18 | 1.14 | 22.63 |
| Sep 2006 | $4.86 | -2.14 | $5.041 | -2.22 | -30.57 |
| Aug 2006 | $7 | 0.75 | $7.26 | 0.78 | 12 |
| Jul 2006 | $6.25 | 0.06 | $6.48 | 0.062 | 0.97 |
| Jun 2006 | $6.19 | -0.01 | $6.42 | -0.010 | -0.16 |
| May 2006 | $6.2 | -0.89 | $6.43 | -0.92 | -12.55 |
| Apr 2006 | $7.09 | 0.19 | $7.35 | 0.20 | 2.75 |
| Mar 2006 | $6.9 | -0.59 | $7.16 | -0.61 | -7.88 |
| Feb 2006 | $7.49 | -1.17 | $7.77 | -1.21 | -13.51 |
| Jan 2006 | $8.66 | -4.17 | $8.98 | -4.33 | -32.5 |
| Dec 2005 | $12.83 | 2.4 | $13.31 | 2.49 | 23.01 |
| Nov 2005 | $10.43 | -3.09 | $10.82 | -3.21 | -22.86 |
| Oct 2005 | $13.52 | 0.64 | $14.025 | 0.66 | 4.97 |
| Sep 2005 | $12.88 | 3.25 | $13.36 | 3.37 | 33.75 |
| Aug 2005 | $9.63 | 2 | $9.99 | 2.075 | 26.21 |
| Jul 2005 | $7.63 | 0.44 | $7.91 | 0.46 | 6.12 |
| Jun 2005 | $7.19 | 0.72 | $7.46 | 0.75 | 11.13 |
| May 2005 | $6.47 | -0.68 | $6.71 | -0.71 | -9.51 |
| Apr 2005 | $7.15 | 0.18 | $7.42 | 0.19 | 2.58 |
| Mar 2005 | $6.97 | 0.83 | $7.23 | 0.86 | 13.52 |
| Feb 2005 | $6.14 | -0.01 | $6.37 | -0.010 | -0.16 |
| Jan 2005 | $6.15 | -0.43 | $6.38 | -0.45 | -6.53 |
| Dec 2004 | $6.58 | 0.49 | $6.83 | 0.51 | 8.05 |
| Nov 2004 | $6.09 | -0.32 | $6.32 | -0.33 | -4.99 |
| Oct 2004 | $6.41 | 1.27 | $6.65 | 1.32 | 24.71 |
| Sep 2004 | $5.14 | -0.26 | $5.33 | -0.27 | -4.81 |
| Aug 2004 | $5.4 | -0.53 | $5.60 | -0.55 | -8.94 |
| Jul 2004 | $5.93 | -0.34 | $6.15 | -0.35 | -5.42 |
| Jun 2004 | $6.27 | -0.07 | $6.50 | -0.073 | -1.1 |
| May 2004 | $6.34 | 0.62 | $6.58 | 0.64 | 10.84 |
| Apr 2004 | $5.72 | 0.32 | $5.93 | 0.33 | 5.93 |
| Mar 2004 | $5.4 | 0.02 | $5.60 | 0.021 | 0.37 |
| Feb 2004 | $5.38 | -0.71 | $5.58 | -0.74 | -11.66 |
| Jan 2004 | $6.09 | -0.04 | $6.32 | -0.041 | -0.65 |
| Dec 2003 | $6.13 | 1.6 | $6.36 | 1.66 | 35.32 |
| Nov 2003 | $4.53 | -0.11 | $4.70 | -0.11 | -2.37 |
| Oct 2003 | $4.64 | 0.03 | $4.81 | 0.031 | 0.65 |
| Sep 2003 | $4.61 | -0.36 | $4.78 | -0.37 | -7.24 |
| Aug 2003 | $4.97 | -0.04 | $5.16 | -0.041 | -0.8 |
| Jul 2003 | $5.01 | -0.76 | $5.20 | -0.79 | -13.17 |
| Jun 2003 | $5.77 | -0.07 | $5.99 | -0.073 | -1.2 |
| May 2003 | $5.84 | 0.55 | $6.058 | 0.57 | 10.4 |
| Apr 2003 | $5.29 | -0.66 | $5.49 | -0.68 | -11.09 |
| Mar 2003 | $5.95 | -1.82 | $6.17 | -1.89 | -23.42 |
| Feb 2003 | $7.77 | 2.36 | $8.060 | 2.45 | 43.62 |
| Jan 2003 | $5.41 | 0.67 | $5.61 | 0.70 | 14.14 |
| Dec 2002 | $4.74 | 0.7 | $4.92 | 0.73 | 17.33 |
| Nov 2002 | $4.04 | -0.08 | $4.19 | -0.083 | -1.94 |
| Oct 2002 | $4.12 | 0.55 | $4.27 | 0.57 | 15.41 |
| Sep 2002 | $3.57 | 0.48 | $3.70 | 0.50 | 15.53 |
| Aug 2002 | $3.09 | 0.11 | $3.21 | 0.11 | 3.69 |
| Jul 2002 | $2.98 | -0.24 | $3.091 | -0.25 | -7.45 |
| Jun 2002 | $3.22 | -0.27 | $3.34 | -0.28 | -7.74 |
| May 2002 | $3.49 | 0.07 | $3.62 | 0.073 | 2.05 |
| Apr 2002 | $3.42 | 0.39 | $3.55 | 0.40 | 12.87 |
| Mar 2002 | $3.03 | 0.72 | $3.14 | 0.75 | 31.17 |
| Feb 2002 | $2.31 | 0.06 | $2.40 | 0.062 | 2.67 |
| Jan 2002 | $2.25 | -0.16 | $2.33 | -0.17 | -6.64 |
| Dec 2001 | $2.41 | 0.05 | $2.50 | 0.052 | 2.12 |
| Nov 2001 | $2.36 | -0.09 | $2.45 | -0.093 | -3.67 |
| Oct 2001 | $2.45 | 0.3 | $2.54 | 0.31 | 13.95 |
| Sep 2001 | $2.15 | -0.8 | $2.23 | -0.83 | -27.12 |
| Aug 2001 | $2.95 | -0.15 | $3.060 | -0.16 | -4.84 |
| Jul 2001 | $3.1 | -0.61 | $3.22 | -0.63 | -16.44 |
| Jun 2001 | $3.71 | -0.5 | $3.85 | -0.52 | -11.88 |
| May 2001 | $4.21 | -0.96 | $4.37 | -1.00 | -18.57 |
| Apr 2001 | $5.17 | 0.01 | $5.36 | 0.010 | 0.19 |
| Mar 2001 | $5.16 | -0.47 | $5.35 | -0.49 | -8.35 |
| Feb 2001 | $5.63 | -2.54 | $5.84 | -2.63 | -31.09 |
| Jan 2001 | $8.17 | -0.78 | $8.48 | -0.81 | -8.72 |
| Dec 2000 | $8.95 | 3.4 | $9.28 | 3.53 | 61.26 |
| Nov 2000 | $5.55 | 0.53 | $5.76 | 0.55 | 10.56 |
| Oct 2000 | $5.02 | -0.04 | $5.21 | -0.041 | -0.79 |
| Sep 2000 | $5.06 | 0.65 | $5.25 | 0.67 | 14.74 |
| Aug 2000 | $4.41 | 0.45 | $4.57 | 0.47 | 11.36 |
| Jul 2000 | $3.96 | -0.32 | $4.11 | -0.33 | -7.48 |
| Jun 2000 | $4.28 | 0.7 | $4.44 | 0.73 | 19.55 |
| May 2000 | $3.58 | 0.55 | $3.71 | 0.57 | 18.15 |
| Apr 2000 | $3.03 | 0.24 | $3.14 | 0.25 | 8.6 |
| Mar 2000 | $2.79 | 0.14 | $2.89 | 0.15 | 5.28 |
| Feb 2000 | $2.65 | 0.23 | $2.75 | 0.24 | 9.5 |
| Jan 2000 | $2.42 | - | $2.51 | - | - |