| SD | SP | Gas | Coal | Nuclear | Hydro | Pumped | Wind | OCGT | Oil | Other | Biomass | Imports | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2009-12-21 | 1 | 19,658 | 11,768 | 7,095 | 253 | -1,636 | 613 | 0 | 0 | 0 | 0 | -1,874 | 35,877 |
| 2009-12-21 | 2 | 19,490 | 11,919 | 7,086 | 248 | -1,882 | 602 | 0 | 0 | 0 | 0 | -1,778 | 35,685 |
| 2009-12-21 | 3 | 19,665 | 11,399 | 7,091 | 198 | -1,820 | 506 | 0 | 0 | 0 | 0 | -1,672 | 35,367 |
| 2009-12-21 | 4 | 19,564 | 11,123 | 7,148 | 196 | -2,070 | 459 | 0 | 0 | 0 | 0 | -1,670 | 34,750 |
| 2009-12-21 | 5 | 19,359 | 10,950 | 7,166 | 193 | -2,084 | 473 | 0 | 0 | 0 | 0 | -1,670 | 34,387 |
| 2009-12-21 | 6 | 19,299 | 11,230 | 7,165 | 193 | -2,120 | 427 | 0 | 0 | 0 | 0 | -1,670 | 34,524 |
| 2009-12-21 | 7 | 19,025 | 11,346 | 7,163 | 193 | -2,200 | 414 | 0 | 0 | 0 | 0 | -1,762 | 34,179 |
| 2009-12-21 | 8 | 18,827 | 10,674 | 7,164 | 192 | -2,380 | 408 | 0 | 0 | 0 | 0 | -1,426 | 33,459 |
| 2009-12-21 | 9 | 18,583 | 10,724 | 7,168 | 192 | -2,366 | 364 | 0 | 0 | 0 | 0 | -1,720 | 32,945 |
| 2009-12-21 | 10 | 18,645 | 10,558 | 7,166 | 198 | -2,342 | 368 | 0 | 0 | 0 | 0 | -1,738 | 32,855 |
| 2009-12-21 | 11 | 18,854 | 10,647 | 7,171 | 243 | -2,330 | 437 | 0 | 0 | 0 | 0 | -1,884 | 33,138 |
| 2009-12-21 | 12 | 19,089 | 11,429 | 7,164 | 243 | -2,272 | 453 | 0 | 0 | 0 | 0 | -1,882 | 34,224 |
| 2009-12-21 | 13 | 19,917 | 12,457 | 7,169 | 243 | -1,282 | 436 | 0 | 0 | 0 | 0 | -2,078 | 36,862 |
| 2009-12-21 | 14 | 20,601 | 13,729 | 7,169 | 232 | -286 | 308 | 0 | 0 | 0 | 0 | -2,082 | 39,671 |
| 2009-12-21 | 15 | 21,070 | 15,870 | 7,172 | 242 | 304 | 279 | 0 | 0 | 0 | 0 | -2,200 | 42,737 |
| 2009-12-21 | 16 | 21,326 | 17,711 | 7,174 | 247 | 550 | 278 | 0 | 0 | 0 | 0 | -2,402 | 44,884 |
| 2009-12-21 | 17 | 21,656 | 19,111 | 7,170 | 250 | 960 | 232 | 0 | 0 | 0 | 0 | -2,420 | 46,959 |
| 2009-12-21 | 18 | 22,053 | 20,193 | 7,174 | 406 | 1,126 | 208 | 0 | 0 | 0 | 0 | -2,420 | 48,740 |
| 2009-12-21 | 19 | 22,338 | 20,827 | 7,168 | 436 | 1,524 | 199 | 0 | 0 | 0 | 0 | -2,214 | 50,278 |
| 2009-12-21 | 20 | 22,375 | 21,123 | 7,174 | 454 | 1,710 | 193 | 109 | 0 | 0 | 0 | -2,216 | 50,922 |
| 2009-12-21 | 21 | 22,341 | 21,140 | 7,171 | 486 | 1,812 | 188 | 133 | 0 | 0 | 0 | -2,214 | 51,057 |
| 2009-12-21 | 22 | 22,356 | 21,591 | 7,165 | 442 | 1,322 | 191 | 50 | 0 | 0 | 0 | -1,774 | 51,343 |
| 2009-12-21 | 23 | 22,326 | 21,557 | 7,166 | 451 | 1,366 | 183 | 0 | 0 | 0 | 0 | -1,646 | 51,403 |
| 2009-12-21 | 24 | 22,290 | 21,648 | 7,168 | 396 | 1,530 | 191 | 0 | 0 | 0 | 0 | -1,584 | 51,639 |
| 2009-12-21 | 25 | 22,236 | 21,676 | 7,176 | 393 | 1,696 | 165 | 0 | 0 | 0 | 0 | -1,570 | 51,772 |
| 2009-12-21 | 26 | 22,249 | 21,681 | 7,174 | 406 | 1,406 | 161 | 0 | 0 | 0 | 0 | -1,566 | 51,511 |
| 2009-12-21 | 27 | 22,288 | 21,850 | 7,173 | 400 | 1,320 | 172 | 0 | 0 | 0 | 0 | -1,566 | 51,637 |
| 2009-12-21 | 28 | 22,298 | 21,889 | 7,176 | 405 | 1,114 | 147 | 0 | 16 | 0 | 0 | -1,566 | 51,479 |
| 2009-12-21 | 29 | 22,327 | 22,065 | 7,174 | 611 | 888 | 112 | 0 | 57 | 0 | 0 | -1,594 | 51,640 |
| 2009-12-21 | 30 | 22,497 | 22,031 | 7,173 | 601 | 650 | 133 | 0 | 117 | 0 | 0 | -1,768 | 51,434 |
| 2009-12-21 | 31 | 22,742 | 21,671 | 7,176 | 638 | 596 | 96 | 0 | 175 | 0 | 0 | -1,320 | 51,774 |
| 2009-12-21 | 32 | 22,506 | 22,063 | 7,176 | 664 | 1,204 | 76 | 88 | 193 | 0 | 0 | -1,288 | 52,682 |
| 2009-12-21 | 33 | 22,165 | 22,332 | 7,178 | 746 | 790 | 74 | 253 | 275 | 0 | 0 | 556 | 54,369 |
| 2009-12-21 | 34 | 22,185 | 22,346 | 7,177 | 835 | 1,262 | 53 | 390 | 459 | 0 | 0 | 1,080 | 55,787 |
| 2009-12-21 | 35 | 22,308 | 22,036 | 7,179 | 836 | 1,346 | 58 | 275 | 414 | 0 | 0 | 1,638 | 56,090 |
| 2009-12-21 | 36 | 22,268 | 22,006 | 7,169 | 727 | 1,418 | 58 | 217 | 221 | 0 | 0 | 1,580 | 55,664 |
| 2009-12-21 | 37 | 22,292 | 21,708 | 7,168 | 655 | 1,848 | 48 | 228 | 203 | 0 | 0 | 1,130 | 55,280 |
| 2009-12-21 | 38 | 22,303 | 21,562 | 7,173 | 732 | 1,096 | 54 | 194 | 186 | 0 | 0 | 954 | 54,254 |
| 2009-12-21 | 39 | 22,272 | 21,772 | 7,163 | 766 | 1,528 | 56 | 158 | 287 | 0 | 0 | -642 | 53,360 |
| 2009-12-21 | 40 | 22,403 | 21,532 | 7,165 | 661 | 1,098 | 53 | 147 | 314 | 0 | 0 | -1,184 | 52,189 |
| 2009-12-21 | 41 | 22,639 | 21,162 | 7,159 | 598 | 1,058 | 44 | 147 | 287 | 0 | 0 | -2,010 | 51,084 |
| 2009-12-21 | 42 | 22,580 | 20,388 | 7,163 | 580 | 564 | 41 | 147 | 147 | 0 | 0 | -1,898 | 49,712 |
| 2009-12-21 | 43 | 22,506 | 19,464 | 7,162 | 411 | 456 | 39 | 137 | 0 | 0 | 0 | -1,966 | 48,209 |
| 2009-12-21 | 44 | 22,202 | 18,563 | 7,161 | 319 | 60 | 39 | 17 | 0 | 0 | 0 | -2,278 | 46,083 |
| 2009-12-21 | 45 | 21,646 | 17,246 | 7,160 | 260 | -38 | 31 | 17 | 0 | 0 | 0 | -2,258 | 44,064 |
| 2009-12-21 | 46 | 21,156 | 16,274 | 7,170 | 256 | -656 | 29 | 17 | 0 | 0 | 0 | -2,106 | 42,140 |
| 2009-12-21 | 47 | 20,290 | 14,708 | 7,170 | 222 | -2,168 | 27 | 17 | 0 | 0 | 0 | -562 | 39,704 |
| 2009-12-21 | 48 | 19,635 | 13,772 | 7,184 | 208 | -2,436 | 24 | 17 | 0 | 0 | 0 | -374 | 38,030 |