| NGX Spectra Huntingdon Bidweek Index Indicator (includes cleared and bilateral transactions) |
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| Current Month Cumulative Data |
| Date | Near Month |
| Volume Per Day | High ($US/MMBtu) | Low ($US/MMBtu) | Weighted Average ($US/MMBtu) |
| Jul-26 | 2,480.0 | 3.8600 | 3.7800 | 3.8100 |
| Jul-27 | 930.0 | 3.7900 | 3.7300 | 3.7617 |
| Jul-28 | 1,379.5 | 3.8700 | 3.7600 | 3.8147 |
| Jul-29 | 232.5 | 3.8900 | 3.8800 | 3.8833 |
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| Aug-10 | 5,022.0 | 3.8900 | 3.7300 | 3.8174 |
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| Previous Month's Summary Data |
| Date | Near Month |
| Volume Per Day | High ($US/MMBtu) | Low ($US/MMBtu) | Weighted Average ($US/MMBtu) |
| Jul-10 | 0.0 | N/A | N/A | N/A |
| Jun-10 | 3,075.0 | 3.8400 | 3.6700 | 3.7455 |
| May-10 | 2,356.0 | 4.0300 | 3.6800 | 3.9639 |
| Apr-10 | 5,955.0 | 4.0300 | 3.9000 | 3.9661 |
| Mar-10 | 0.0 | N/A | N/A | N/A |
| Feb-10 | 3,645.6 | 5.5900 | 5.3100 | 5.4200 |
| Jan-10 | 0.0 | N/A | N/A | N/A |
| Dec-09 | 2,721.8 | 5.8100 | 5.4000 | 5.5450 |
| Nov-09 | 138.2 | 5.4000 | 4.3000 | 5.0213 |
| Oct-09 | 0.0 | N/A | N/A | N/A |
| Sep-09 | 0.0 | N/A | N/A | N/A |
| Aug-09 | 3,806.8 | 3.2300 | 2.8500 | 3.0031 |
| Jul-09 | 1,472.5 | 2.7600 | 2.6500 | 2.7135 |
| Jun-09 | 315.0 | 2.8500 | 2.8400 | 2.8495 |
| May-09 | 2,139.0 | 2.8800 | 2.6000 | 2.7212 |
| Apr-09 | 1,746.0 | 3.7600 | 3.2600 | 3.4802 |
| Mar-09 | 4,925.9 | 3.9600 | 3.6700 | 3.8056 |
| Feb-09 | 1,049.6 | 4.8700 | 4.7500 | 4.7967 |
| Jan-09 | 5,542.8 | 6.9800 | 6.6700 | 6.8754 |
| Dec-08 | 3,007.0 | 6.8500 | 6.6200 | 6.7226 |
| Nov-08 | 1,725.0 | 6.5200 | 6.0700 | 6.2492 |
| Oct-08 | 7,235.4 | 6.4700 | 6.0000 | 6.2067 |
| Sep-08 | 172.1 | 7.3000 | 6.5400 | 6.9406 |
| Aug-08 | 35.0 | 8.0700 | 7.7200 | 7.9422 |
| Jul-08 | 115.0 | 11.9000 | 11.3500 | 11.6946 |
| Jun-08 | 102.4 | 10.8700 | 10.3500 | 10.6999 |
| May-08 | 42.5 | 10.4500 | 10.0000 | 10.2499 |
| Apr-08 | 73.0 | 8.9200 | 8.6900 | 8.8087 |
| Mar-08 | 0.0 | N/A | N/A | N/A |