| Natural Gas Exchange Market Summary |
| Hub | Strip Begin Date | Strip End Date | Open | High | Low | Settlement | Weighted Average | Volume per Day | Transactions | Trading Unit |
| NGX Phys, FP (CA/GJ), AB-NIT | 09-Mar-10 | 09-Mar-10 | 4.030 | 4.050 | 3.970 | 4.020 | 4.0236 | 237.7000 | 60 | GJ |
| NGX Phys, FP (CA/GJ), AB-NIT | 11-Mar-10 | 11-Mar-10 | 4.080 | 4.140 | 4.045 | 4.065 | 4.0635 | 1797.4000 | 201 | GJ |
| NGX Phys, FP (CA/GJ), AB-NIT | 12-Mar-10 | 14-Mar-10 | 4.040 | 4.070 | 4.040 | 4.180 | 4.0533 | 30.0000 | 4 | GJ |
| NGX Phys, FP (CA/GJ), AB-NIT | 11-Mar-10 | 31-Mar-10 | 4.050 | 4.060 | 4.040 | 4.220 | 4.0508 | 31.7000 | 7 | GJ |
| NGX Phys, FP (CA/GJ), AB-NIT | 01-May-10 | 31-May-10 | 4.155 | 4.210 | 4.155 | 4.198 | 4.1788 | 12.0000 | 4 | GJ |
| NGX Phys, ID, 7a (CA/GJ), AB-NIT | 01-Apr-10 | 30-Apr-10 | -0.043 | -0.020 | -0.043 | -0.030 | -0.0275 | 37.5000 | 5 | GJ |
| NGX Phys, ID, 2a (CA/GJ), AB-NIT | 10-Mar-10 | 10-Mar-10 | 0.000 | 0.000 | -0.010 | 0.000 | -0.0029 | 232.6000 | 37 | GJ |
| NGX Phys, ID, 2a (CA/GJ), AB-NIT | 11-Mar-10 | 11-Mar-10 | 0.000 | 0.000 | 0.000 | 0.000 | 0.0000 | 30.0000 | 1 | GJ |
| NGX Phys, FP (US/MM), AB-NIT | 01-Apr-10 | 30-Apr-10 | 4.213 | 4.213 | 4.213 | 4.283 | 4.2125 | 2.0000 | 1 | MMbtu |
| NGX Phys, BS, LD1 (US/MM), AB-NIT | 01-Apr-10 | 30-Apr-10 | -0.260 | -0.260 | -0.280 | -0.278 | -0.2701 | 117.5000 | 21 | MMbtu |
| NGX Phys, BS, LD1 (US/MM), AB-NIT | 01-May-10 | 31-May-10 | -0.295 | -0.295 | -0.295 | -0.310 | -0.2950 | 10.0000 | 1 | MMbtu |
| NGX Fin FF, FP for 7A, AB-NIT | 01-Dec-10 | 31-Dec-10 | 0.375 | 0.375 | 0.070 | 5.115 | 0.2225 | 10.0000 | 2 | GJ |
| NGX Phys, ID, 5a (CA/GJ), Atco-North | 10-Mar-10 | 10-Mar-10 | -0.030 | -0.030 | -0.035 | -0.035 | -0.0315 | 56.9000 | 16 | GJ |
| NGX Phys, FP (CA/GJ), Atco-South | 09-Mar-10 | 09-Mar-10 | 4.010 | 4.010 | 4.010 | 4.023 | 4.0100 | .5000 | 1 | GJ |
| NGX Phys, ID, 5a (CA/GJ), Atco-South | 10-Mar-10 | 10-Mar-10 | 0.003 | 0.005 | 0.003 | 0.003 | 0.0038 | 26.4000 | 11 | GJ |
| NGX Phys, ID, 5a (CA/GJ), TEP | 10-Mar-10 | 10-Mar-10 | 0.080 | 0.120 | 0.060 | 0.000 | 0.0747 | 27.6000 | 13 | GJ |
| NG Firm Phys, FP, Henry | 11-Mar-10 | 11-Mar-10 | 4.465 | 4.465 | 4.430 | 4.400 | 4.4467 | 48.5000 | 5 | MMbtu |
| NGX Phys, FP (CA/GJ), Spectra - Stn 2 | 11-Mar-10 | 11-Mar-10 | 3.860 | 3.860 | 3.810 | 3.845 | 3.8358 | 166.7000 | 42 | GJ |
| NGX Phys, ID, Day Ahead (CA/GJ), Spectra - Stn 2 | 11-Mar-10 | 11-Mar-10 | 0.000 | 0.003 | 0.000 | 0.025 | 0.0001 | 117.3000 | 18 | GJ |
| NGX Phys, FP (US/MM), Union-Dawn | 11-Mar-10 | 11-Mar-10 | 4.720 | 4.780 | 4.710 | 4.800 | 4.7331 | 1097.1000 | 150 | MMbtu |
| NGX Phys, BS, LD1 (US/MM), Union-Dawn | 01-Apr-10 | 30-Apr-10 | 0.335 | 0.335 | 0.330 | 0.335 | 0.3321 | 26.6000 | 8 | MMbtu |
| NGX Phys, BS, LD1 (US/MM), Union-Dawn | 01-May-10 | 31-May-10 | 0.295 | 0.295 | 0.295 | 0.300 | 0.2950 | 2.5000 | 1 | MMbtu |
| NGX Phys, BS, LD1 (US/MM), Union-Dawn | 01-Jul-10 | 31-Jul-10 | 0.215 | 0.215 | 0.215 | 0.220 | 0.2150 | 2.5000 | 1 | MMbtu |
| NGX Phys, BS, LD1 (US/MM), Union-Dawn | 01-Aug-10 | 31-Aug-10 | 0.200 | 0.200 | 0.200 | 0.195 | 0.2000 | 10.0000 | 2 | MMbtu |
| NGX Phys, BS, LD1 (US/MM), Union-Dawn | 01-Sep-10 | 30-Sep-10 | 0.200 | 0.200 | 0.200 | 0.195 | 0.2000 | 2.5000 | 1 | MMbtu |
| NGX Phys, BS, LD1 (US/MM), Union-Dawn | 01-Apr-10 | 31-Oct-10 | 0.250 | 0.250 | 0.240 | 0.410 | 0.2433 | 7.5000 | 2 | MMbtu |
| NGX Phys, BS, LD1 (US/MM), Union-Dawn | 01-Nov-10 | 31-Mar-11 | 0.195 | 0.195 | 0.195 | 0.000 | 0.1950 | 5.0000 | 1 | MMbtu |
| NGX Phys, BS, LD1 (US/MM), Union-Dawn | 01-Apr-11 | 31-Oct-11 | 0.195 | 0.195 | 0.195 | 0.435 | 0.1950 | 2.5000 | 1 | MMbtu |
| NGX Phys, ID, Day Ahead (US/MM), Union-Dawn | 11-Mar-10 | 11-Mar-10 | 0.000 | 0.000 | 0.000 | 0.000 | 0.0000 | 15.5000 | 2 | MMbtu |
| NGX Phys, FP Spr (US/MM), Union-Dawn/Union-Parkway | 11-Mar-10 | 11-Mar-10 | 0.070 | 0.070 | 0.055 | 0.075 | 0.0662 | 58.3000 | 12 | MMbtu |
| NGX Phys, FP (CA/GJ), AB-NIT/TCPL-Empress | 11-Mar-10 | 11-Mar-10 | -0.095 | -0.095 | -0.110 | -0.105 | -0.1010 | 400.9000 | 30 | GJ |
| NGX Phys, FP Spr (US/MM), Union Dawn/TCPL-ENBRG CDA | 11-Mar-10 | 11-Mar-10 | 0.080 | 0.085 | 0.060 | 0.100 | 0.0785 | 38.8000 | 8 | MMbtu |
| NGX Phys, FP (US/MM), TCPL - Emerson 2 | 11-Mar-10 | 11-Mar-10 | 4.400 | 4.435 | 4.380 | 4.410 | 4.4109 | 498.3000 | 53 | MMbtu |
| NGX Phys, FP Spr (US/MM), TCPL-St Clair/Union-Dawn | 11-Mar-10 | 11-Mar-10 | 0.028 | 0.030 | 0.028 | -0.020 | 0.0276 | 181.6000 | 19 | MMbtu |
| NGX Phys, FP Spr (US/MM), Union-Dawn/TCPL-Iroquois | 11-Mar-10 | 11-Mar-10 | 0.140 | 0.145 | 0.120 | 0.180 | 0.1363 | 20.0000 | 4 | MMbtu |
| NGX Phys, FP Spr (US/MM), Union-Dawn/TCPL-Niagara | 11-Mar-10 | 11-Mar-10 | 0.030 | 0.030 | 0.005 | 0.050 | 0.0155 | 21.0000 | 7 | MMbtu |
| NG Firm Phys, FP, GTN-Malin | 11-Mar-10 | 11-Mar-10 | 4.590 | 4.600 | 4.590 | 4.600 | 4.5953 | 26.7000 | 4 | MMbtu |
| NG Firm Phys, ID, GDD, GTN-Malin | 11-Mar-10 | 11-Mar-10 | 0.003 | 0.003 | 0.003 | 0.000 | 0.0025 | 2.4000 | 1 | MMbtu |
| NG Firm Phys, FP, ANR-SE-T | 11-Mar-10 | 11-Mar-10 | 4.435 | 4.435 | 4.405 | 4.410 | 4.4096 | 32.4000 | 3 | MMbtu |
| NG Firm Phys, ID, GDD, ANR-SE-T | 11-Mar-10 | 11-Mar-10 | 0.000 | 0.000 | 0.000 | 0.000 | 0.0000 | 5.0000 | 2 | MMbtu |
| NG Firm Phys, FP, SoCal-Citygate | 11-Mar-10 | 11-Mar-10 | 4.675 | 4.683 | 4.675 | 4.725 | 4.6781 | 40.0000 | 5 | MMbtu |
| NG Firm Phys, FP, NGPL-TXOK East | 11-Mar-10 | 11-Mar-10 | 4.345 | 4.350 | 4.330 | 4.340 | 4.3426 | 33.6000 | 5 | MMbtu |
| NG Firm Phys, FP, NNG-Demarc | 11-Mar-10 | 11-Mar-10 | 4.540 | 4.560 | 4.540 | 4.540 | 4.5437 | 18.4000 | 3 | MMbtu |
| NG Firm Phys, ID, GDD, NNG-Demarc | 11-Mar-10 | 11-Mar-10 | 0.000 | 0.000 | 0.000 | 0.000 | 0.0000 | 27.5000 | 3 | MMbtu |
| NG Firm Phys, ID, GDD, NNG-Ventura | 11-Mar-10 | 11-Mar-10 | 0.000 | 0.000 | 0.000 | 0.000 | 0.0000 | 44.4000 | 5 | MMbtu |
| NG Firm Phys, FP, Panhandle | 11-Mar-10 | 11-Mar-10 | 4.200 | 4.250 | 4.200 | 4.245 | 4.2167 | 34.5000 | 4 | MMbtu |
| NG Firm Phys, ID, GDD, Panhandle | 11-Mar-10 | 11-Mar-10 | 0.000 | 0.000 | 0.000 | 0.000 | 0.0000 | 5.0000 | 1 | MMbtu |
| NG Firm Phys, FP, TCO | 11-Mar-10 | 11-Mar-10 | 4.540 | 4.550 | 4.520 | 4.550 | 4.5275 | 17.9000 | 4 | MMbtu |
| NG Firm Phys, FP, TETCO-ELA | 11-Mar-10 | 11-Mar-10 | 4.405 | 4.405 | 4.405 | 4.390 | 4.4050 | 5.0000 | 1 | MMbtu |
| NG Firm Phys, FP, TETCO-WLA | 11-Mar-10 | 11-Mar-10 | 4.395 | 4.395 | 4.395 | 4.420 | 4.3950 | 2.0000 | 1 | MMbtu |
| NG Firm Phys, ID, GDD, TETCO-STX | 11-Mar-10 | 11-Mar-10 | 0.000 | 0.000 | 0.000 | 0.000 | 0.0000 | .3000 | 1 | MMbtu |
| NG Firm Phys, FP, CG-Mainline | 11-Mar-10 | 11-Mar-10 | 4.380 | 4.380 | 4.365 | 4.390 | 4.3744 | 21.2000 | 4 | MMbtu |
| NG Firm Phys, FP, Transco-85 | 11-Mar-10 | 11-Mar-10 | 4.408 | 4.408 | 4.408 | 4.420 | 4.4075 | 5.0000 | 1 | MMbtu |
| NG Firm Phys, FP, Dominion-South | 11-Mar-10 | 11-Mar-10 | 4.600 | 4.600 | 4.580 | 4.580 | 4.5888 | 52.5000 | 7 | MMbtu |
| NG Firm Phys, ID, GDD, NGPL-Midcont Pool | 11-Mar-10 | 11-Mar-10 | 0.000 | 0.000 | 0.000 | 0.000 | 0.0000 | 8.0000 | 1 | MMbtu |
| NG Firm Phys, FP, TGP-500L | 11-Mar-10 | 11-Mar-10 | 4.370 | 4.370 | 4.355 | 4.380 | 4.3637 | 10.2000 | 4 | MMbtu |
| NG Firm Phys, BS, LD1, TGP-500L | 01-Apr-10 | 30-Apr-10 | -0.050 | -0.050 | -0.050 | -0.055 | -0.0500 | 5.0000 | 1 | MMbtu |
| NGX Phys, FP (US/MM), Spectra - Hunt | 11-Mar-10 | 11-Mar-10 | 4.620 | 4.620 | 4.570 | 4.670 | 4.5894 | 41.2000 | 11 | MMbtu |
| NGX Phys, ID, GD (US/MM), Spectra - Hunt | 11-Mar-10 | 11-Mar-10 | 0.003 | 0.008 | 0.003 | 0.000 | 0.0053 | 27.5000 | 5 | MMbtu |
| NG Firm Phys, FP, PGE-Citygate | 11-Mar-10 | 11-Mar-10 | 5.040 | 5.040 | 5.005 | 5.000 | 5.0213 | 184.5000 | 21 | MMbtu |
| NG Firm Phys, FP, EP-Keystone | 11-Mar-10 | 11-Mar-10 | 4.390 | 4.390 | 4.390 | 4.500 | 4.3900 | 10.0000 | 2 | MMbtu |
| NG Firm Phys, ID, GDD, EP-Keystone | 11-Mar-10 | 11-Mar-10 | 0.000 | 0.000 | 0.000 | 0.000 | 0.0000 | 5.0000 | 1 | MMbtu |
| NG Firm Phys, ID, GDD, EP-SJ Blanco Pool | 11-Mar-10 | 11-Mar-10 | 0.000 | 0.000 | 0.000 | 0.000 | 0.0000 | 3.2000 | 1 | MMbtu |
| NGX Fin FF, FP for AESO Flat, Alberta | 01-Apr-10 | 30-Apr-10 | 41.0 | 41.0 | 41.0 | 41.0 | 41.0000 | 35.0 | 7 | MWh |
| NGX Fin FF, FP for AESO Flat, Alberta | 01-May-10 | 31-May-10 | 51.0 | 51.8 | 51.0 | 51.8 | 51.6000 | 60.0 | 11 | MWh |
| NGX Fin FF, FP for AESO Flat, Alberta | 01-Jun-10 | 30-Jun-10 | 42.8 | 43.3 | 42.8 | 43.3 | 42.8333 | 60.0 | 11 | MWh |
| NGX Fin FF, FP for AESO Flat, Alberta | 01-Jul-10 | 30-Sep-10 | 47.0 | 47.0 | 47.0 | 73.5 | 47.0000 | 5.0 | 1 | MWh |
| Crude Firm Phys SW, ID, WTI, Edm-Pembina | 01-Apr-10 | 30-Apr-10 | -2.9 | -2.9 | -2.9 | -3.2 | -2.8500 | 2500.0 | 1 | bbl |
| Crude Firm Phys C5, ID, WTI, Edm-Fort Sask | 01-Apr-10 | 30-Apr-10 | 9.6 | 9.6 | 9.0 | 9.7 | 9.3500 | 6000.0 | 4 | bbl |
| Crude Firm Phys SYN, ID, WTI, Edm-AOSPL | 01-Apr-10 | 30-Apr-10 | -0.3 | -0.3 | -0.3 | -0.9 | -0.2500 | 2500.0 | 1 | bbl |
| Crude Firm Phys SYN, ID, WTI, Edm-AOSPL | 01-May-10 | 31-May-10 | -0.8 | -0.8 | -0.8 | -0.8 | -0.7500 | 2500.0 | 1 | bbl |