| NGX Union-Parkway Day Ahead Index |
|   |   |   |   |   |   |   | Price (USD$/MM) |
| Trading Date | Clearing Date | Strip Begin Date | Strip End Date | Day Range | Total Quantity Traded | Number of Trades | High | Low | Weighted Average |
| February 2012 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| |
| January 2012 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| December 2011 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| November 2011 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| October 2011 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| September 2011 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| August 2011 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| July 2011 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| June 2011 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| May 2011 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| April 2011 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| March 2011 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| February 2011 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| January 2011 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| December 2010 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| November 2010 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| October 2010 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| September 2010 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| August 2010 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| July 2010 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| June 2010 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| May 2010 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| April 2010 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| March 2010 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| February 2010 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| January 2010 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| December 2009 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| November 2009 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| October 2009 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| September 2009 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| August 2009 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| July 2009 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| June 2009 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| May 2009 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| April 2009 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| March 2009 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| February 2009 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| January 2009 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| December 2008 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| November 2008 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| October 2008 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| September 2008 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| August 2008 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| July 2008 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| June 2008 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| May 2008 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| April 2008 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| March 2008 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| February 2008 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| January 2008 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| December 2007 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| November 2007 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| October 2007 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| September 2007 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| August 2007 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| July 2007 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| June 2007 Totals: | | | | | 1.0 | 1 | 8.080 | 8.080 | 8.0800 |
| May 2007 Totals: | | | | | 50.8 | 2 | 7.900 | 7.840 | 7.8550 |
| April 2007 Totals: | | | | | 2.0 | 1 | 8.070 | 8.070 | 8.0700 |
| March 2007 Totals: | | | | | 100.3 | 21 | 12.500 | 7.750 | 10.2879 |
| February 2007 Totals: | | | | | 262.0 | 37 | 14.000 | 7.850 | 9.5039 |
| January 2007 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| December 2006 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| November 2006 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| October 2006 Totals: | | | | | 54.0 | 11 | 5.620 | 4.110 | 4.7180 |
| September 2006 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| August 2006 Totals: | | | | | 6.0 | 1 | 6.630 | 6.630 | 6.6300 |
| July 2006 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| June 2006 Totals: | | | | | 58.3 | 14 | 6.660 | 5.900 | 6.1512 |
| May 2006 Totals: | | | | | 46.0 | 10 | 6.570 | 5.980 | 6.1481 |
| April 2006 Totals: | | | | | 6.0 | 1 | 7.000 | 7.000 | 7.0000 |
| March 2006 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| February 2006 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| January 2006 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| December 2005 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| November 2005 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| October 2005 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| September 2005 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| August 2005 Totals: | | | | | 1.0 | 1 | 8.230 | 8.230 | 8.2300 |
| July 2005 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| June 2005 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| May 2005 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| April 2005 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| March 2005 Totals: | | | | | 290.3 | 22 | 7.680 | 6.950 | 7.2374 |
| February 2005 Totals: | | | | | 20.0 | 1 | 6.560 | 6.560 | 6.5600 |
| January 2005 Totals: | | | | | 74.6 | 9 | 8.000 | 6.450 | 6.8084 |
| December 2004 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| November 2004 Totals: | | | | | 710.8 | 25 | 7.740 | 5.240 | 6.4413 |
| October 2004 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| September 2004 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| August 2004 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| July 2004 Totals: | | | | | 5.0 | 1 | 6.430 | 6.430 | 6.4300 |
| June 2004 Totals: | | | | | 10.0 | 1 | 6.515 | 6.515 | 6.5150 |
| May 2004 Totals: | | | | | 0.0 | 0 | 0.000 | 0.000 | 0.0000 |
| April 2004 Totals: | | | | | 44.4 | 6 | 6.360 | 6.100 | 6.2346 |
| March 2004 Totals: | | | | | 64.1 | 8 | 6.000 | 5.460 | 5.7387 |
| February 2004 Totals: | | | | | 155.9 | 17 | 6.200 | 5.500 | 5.7781 |
| January 2004 Totals: | | | | | 319.9 | 35 | 65.000 | 6.400 | 10.8250 |
| December 2003 Totals: | | | | | 10.0 | 1 | 7.050 | 7.050 | 7.0500 |