The total volume of productive supply of thermal power in 2008 was 1,035 thousand Gkal. In comparison with 2007 the total volume of productive supply of thermal power increased by 72 thousand Gkal (or 7.4%), and in comparison with 2006 – almost by 6 times, driven by commissioning of the 2nd start-up complex at Severo-Zapadnaya TETs in 2006 and commissioning of grid facilities for heat supply to St. Petersburg.