| NGX TCPL-Emerson Great Lakes Day Ahead Index |
|---|
| | | | | | | | | Price ($US/MMBtu) |
| Trading Date | Clearing Date | Strip Begin Date | Strip End Date | Day Range | Total Quantity Traded | Number of Trades | High | Low | Weighted Average |
| Tuesday, August 31, 2010 | Sep-1 | 01-Sep-10 | 01-Sep-10 | Wednesday | 134.2 | 17 | 3.520 | 3.490 | 3.5026 |
| Wednesday, September 1, 2010 | Sep-2 | 02-Sep-10 | 02-Sep-10 | Thursday | 190.5 | 21 | 3.645 | 3.520 | 3.5849 |
| Thursday, September 2, 2010 | Sep-3 | 03-Sep-10 | 03-Sep-10 | Friday | 276.9 | 32 | 3.780 | 3.680 | 3.7434 |
| Friday, September 3, 2010 | Sep-4 - Sep-7 | 04-Sep-10 | 07-Sep-10 | Saturday - Tuesday | 235.3 | 27 | 3.640 | 3.555 | 3.5854 |
| Friday, September 3, 2010 | | 04-Sep-10 | 07-Sep-10 | WKD | 941.2 | 27 | 3.640 | 3.555 | 3.5854 |
| Tuesday, September 7, 2010 | Sep-8 | 08-Sep-10 | 08-Sep-10 | Wednesday | 91.3 | 15 | 3.550 | 3.520 | 3.5377 |
| Wednesday, September 8, 2010 | Sep-9 | 09-Sep-10 | 09-Sep-10 | Thursday | 159.0 | 21 | 3.545 | 3.500 | 3.5163 |
| Thursday, September 9, 2010 | Sep-10 | 10-Sep-10 | 10-Sep-10 | Friday | 125.3 | 17 | 3.600 | 3.585 | 3.5941 |
| |
| September 2010 Totals: | | | | | 1,918.4 | 150 | 3.780 | 3.490 | 3.5821 |
| |
| August 2010 Totals: | | | | | 5,321.9 | 541 | 4.340 | 3.320 | 3.7950 |
| July 2010 Totals: | | | | | 5,631.8 | 443 | 4.340 | 3.830 | 4.0472 |
| June 2010 Totals: | | | | | 5,308.8 | 494 | 4.690 | 4.040 | 4.3977 |
| May 2010 Totals: | | | | | 6,563.8 | 583 | 4.320 | 3.720 | 3.9867 |
| April 2010 Totals: | | | | | 9,484.5 | 734 | 4.240 | 3.670 | 3.9197 |
| March 2010 Totals: | | | | | 16,070.0 | 1,272 | 4.850 | 3.660 | 4.2906 |
| February 2010 Totals: | | | | | 15,023.4 | 1,113 | 5.775 | 4.695 | 5.2930 |
| January 2010 Totals: | | | | | 14,534.4 | 959 | 6.183 | 5.300 | 5.7314 |
| December 2009 Totals: | | | | | 13,760.7 | 1,013 | 6.150 | 4.570 | 5.5181 |
| November 2009 Totals: | | | | | 14,090.1 | 989 | 4.585 | 2.298 | 3.6373 |
| October 2009 Totals: | | | | | 9,620.2 | 793 | 5.145 | 2.330 | 4.1575 |
| September 2009 Totals: | | | | | 8,710.7 | 709 | 3.535 | 1.730 | 2.8599 |
| August 2009 Totals: | | | | | 9,608.0 | 800 | 3.575 | 2.200 | 2.8995 |
| July 2009 Totals: | | | | | 8,445.3 | 689 | 3.475 | 2.845 | 3.0760 |
| June 2009 Totals: | | | | | 6,258.3 | 652 | 3.670 | 2.970 | 3.2760 |
| May 2009 Totals: | | | | | 5,782.1 | 572 | 4.295 | 3.055 | 3.5710 |
| April 2009 Totals: | | | | | 9,568.8 | 873 | 3.665 | 2.980 | 3.3387 |
| March 2009 Totals: | | | | | 10,257.8 | 872 | 4.210 | 3.370 | 3.7715 |
| February 2009 Totals: | | | | | 12,742.9 | 1,049 | 4.940 | 3.940 | 4.4212 |
| January 2009 Totals: | | | | | 8,096.0 | 660 | 6.290 | 4.730 | 5.4233 |
| December 2008 Totals: | | | | | 11,608.4 | 798 | 6.500 | 5.620 | 5.9561 |
| November 2008 Totals: | | | | | 8,298.9 | 546 | 6.800 | 5.560 | 6.1745 |
| October 2008 Totals: | | | | | 7,290.1 | 772 | 7.040 | 5.790 | 6.2901 |
| September 2008 Totals: | | | | | 6,706.9 | 701 | 7.355 | 6.230 | 6.6110 |
| August 2008 Totals: | | | | | 10,161.3 | 730 | 8.500 | 7.000 | 7.7333 |
| July 2008 Totals: | | | | | 6,101.2 | 555 | 12.470 | 8.080 | 10.4424 |
| June 2008 Totals: | | | | | 6,576.4 | 637 | 12.390 | 10.610 | 11.7131 |
| May 2008 Totals: | | | | | 7,458.4 | 629 | 11.260 | 10.020 | 10.7556 |
| April 2008 Totals: | | | | | 7,975.5 | 734 | 10.900 | 9.115 | 9.8898 |
| March 2008 Totals: | | | | | 9,507.7 | 568 | 9.810 | 8.440 | 9.2143 |
| February 2008 Totals: | | | | | 11,571.7 | 759 | 9.035 | 7.530 | 8.3506 |
| January 2008 Totals: | | | | | 11,383.0 | 795 | 8.300 | 7.150 | 7.7463 |
| December 2007 Totals: | | | | | 9,394.1 | 466 | 7.390 | 6.700 | 7.0331 |
| November 2007 Totals: | | | | | 10,722.4 | 751 | 7.605 | 6.180 | 6.8232 |
| October 2007 Totals: | | | | | 4,029.6 | 430 | 7.150 | 5.600 | 6.4527 |
| September 2007 Totals: | | | | | 4,521.4 | 436 | 5.960 | 4.760 | 5.4059 |
| August 2007 Totals: | | | | | 2,865.6 | 307 | 6.260 | 4.680 | 5.4670 |
| July 2007 Totals: | | | | | 5,379.2 | 436 | 6.140 | 5.090 | 5.7454 |
| June 2007 Totals: | | | | | 3,896.0 | 343 | 7.280 | 6.200 | 6.7592 |
| May 2007 Totals: | | | | | 4,897.0 | 362 | 7.590 | 6.905 | 7.1987 |
| April 2007 Totals: | | | | | 2,670.5 | 171 | 7.750 | 6.889 | 7.2070 |
| March 2007 Totals: | | | | | 6,354.1 | 317 | 7.185 | 6.550 | 6.8510 |
| February 2007 Totals: | | | | | 4,290.2 | 245 | 7.640 | 6.950 | 7.3562 |
| January 2007 Totals: | | | | | 6,306.9 | 394 | 7.150 | 5.415 | 6.2286 |
| December 2006 Totals: | | | | | 6,149.8 | 353 | 8.180 | 5.510 | 6.8602 |
| November 2006 Totals: | | | | | 5,583.9 | 322 | 7.950 | 6.600 | 7.1968 |
| October 2006 Totals: | | | | | 2,442.7 | 188 | 7.690 | 3.500 | 5.5345 |
| September 2006 Totals: | | | | | 3,083.8 | 168 | 5.640 | 3.870 | 4.6557 |
| August 2006 Totals: | | | | | 3,113.7 | 181 | 7.300 | 5.550 | 6.4030 |
| July 2006 Totals: | | | | | 4,303.1 | 218 | 6.510 | 4.870 | 5.5299 |
| June 2006 Totals: | | | | | 2,614.6 | 185 | 6.340 | 5.305 | 5.7620 |
| May 2006 Totals: | | | | | 1,388.7 | 109 | 6.100 | 5.160 | 5.6045 |
| April 2006 Totals: | | | | | 1,518.9 | 98 | 7.190 | 5.650 | 6.3555 |
| March 2006 Totals: | | | | | 2,810.4 | 176 | 6.670 | 5.850 | 6.2532 |
| February 2006 Totals: | | | | | 3,714.7 | 180 | 8.180 | 6.370 | 7.1073 |
| January 2006 Totals: | | | | | 5,027.5 | 290 | 8.820 | 7.080 | 8.0117 |
| December 2005 Totals: | | | | | 911.8 | 87 | 13.850 | 8.720 | 11.3879 |
| November 2005 Totals: | | | | | 2,294.8 | 180 | 10.500 | 6.850 | 8.4609 |
| October 2005 Totals: | | | | | 808.6 | 87 | 12.180 | 10.500 | 11.2598 |
| September 2005 Totals: | | | | | 701.6 | 76 | 11.900 | 9.280 | 10.0980 |
| August 2005 Totals: | | | | | 2,366.8 | 171 | 9.870 | 6.910 | 8.2792 |
| July 2005 Totals: | | | | | 2,294.2 | 166 | 7.170 | 6.250 | 6.6945 |
| June 2005 Totals: | | | | | 1,858.9 | 174 | 7.070 | 5.850 | 6.4706 |
| May 2005 Totals: | | | | | 2,470.0 | 195 | 6.400 | 5.740 | 6.0933 |
| April 2005 Totals: | | | | | 2,121.4 | 192 | 7.440 | 6.570 | 6.9032 |
| March 2005 Totals: | | | | | 4,371.3 | 314 | 7.100 | 6.270 | 6.6881 |
| February 2005 Totals: | | | | | 3,507.5 | 241 | 6.230 | 5.690 | 5.8562 |
| January 2005 Totals: | | | | | 2,738.4 | 231 | 6.280 | 5.450 | 5.9008 |
| December 2004 Totals: | | | | | 2,795.6 | 207 | 6.760 | 5.600 | 6.2401 |
| November 2004 Totals: | | | | | 2,416.7 | 192 | 7.170 | 4.690 | 5.8552 |
| October 2004 Totals: | | | | | 1,003.2 | 131 | 7.710 | 4.390 | 5.6992 |
| September 2004 Totals: | | | | | 1,353.5 | 150 | 5.900 | 4.000 | 4.6090 |
| August 2004 Totals: | | | | | 1,949.4 | 204 | 5.630 | 4.600 | 5.1671 |
| July 2004 Totals: | | | | | 1,246.7 | 154 | 5.870 | 5.400 | 5.5787 |
| June 2004 Totals: | | | | | 1,211.9 | 131 | 6.120 | 5.335 | 5.6771 |
| May 2004 Totals: | | | | | 675.4 | 72 | 6.090 | 5.480 | 5.8433 |
| April 2004 Totals: | | | | | 670.4 | 56 | 5.680 | 5.300 | 5.4793 |
| March 2004 Totals: | | | | | 729.1 | 90 | 5.475 | 4.970 | 5.2654 |
| February 2004 Totals: | | | | | 540.4 | 48 | 5.665 | 4.910 | 5.1094 |
| January 2004 Totals: | | | | | 835.9 | 71 | 6.700 | 5.310 | 5.8337 |
| December 2003 Totals: | | | | | 428.4 | 58 | 6.450 | 4.750 | 5.5633 |