| SD | SP | Gas | Coal | Nuclear | Hydro | Pumped | Wind | OCGT | Oil | Other | Biomass | Imports | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2009-04-20 | 1 | 14,374 | 3,223 | 8,539 | 190 | -1,662 | 22 | 0 | 0 | 0 | 0 | 1,636 | 26,322 |
| 2009-04-20 | 2 | 14,096 | 3,155 | 8,546 | 188 | -1,766 | 23 | 0 | 0 | 0 | 0 | 1,622 | 25,864 |
| 2009-04-20 | 3 | 14,732 | 3,202 | 8,542 | 168 | -1,758 | 24 | 0 | 0 | 0 | 0 | 1,622 | 26,532 |
| 2009-04-20 | 4 | 14,949 | 3,355 | 8,544 | 168 | -1,584 | 22 | 0 | 0 | 0 | 0 | 1,622 | 27,076 |
| 2009-04-20 | 5 | 14,949 | 3,275 | 8,543 | 152 | -1,692 | 23 | 0 | 0 | 0 | 0 | 1,622 | 26,872 |
| 2009-04-20 | 6 | 14,679 | 3,272 | 8,544 | 149 | -1,700 | 25 | 0 | 0 | 0 | 0 | 1,622 | 26,591 |
| 2009-04-20 | 7 | 14,417 | 3,286 | 8,534 | 147 | -1,688 | 26 | 0 | 0 | 0 | 0 | 1,622 | 26,344 |
| 2009-04-20 | 8 | 14,235 | 3,340 | 8,536 | 147 | -1,902 | 28 | 0 | 0 | 0 | 0 | 1,622 | 26,006 |
| 2009-04-20 | 9 | 14,350 | 3,327 | 8,542 | 145 | -1,994 | 25 | 0 | 0 | 0 | 0 | 1,386 | 25,781 |
| 2009-04-20 | 10 | 14,372 | 3,352 | 8,541 | 145 | -1,738 | 30 | 0 | 0 | 0 | 0 | 1,064 | 25,766 |
| 2009-04-20 | 11 | 14,692 | 3,808 | 8,535 | 148 | -1,080 | 29 | 0 | 0 | 0 | 0 | 140 | 26,272 |
| 2009-04-20 | 12 | 14,645 | 4,056 | 8,545 | 163 | -578 | 30 | 0 | 0 | 0 | 0 | 184 | 27,045 |
| 2009-04-20 | 13 | 15,922 | 5,572 | 8,546 | 182 | -430 | 35 | 0 | 0 | 0 | 0 | -152 | 29,675 |
| 2009-04-20 | 14 | 16,741 | 7,843 | 8,549 | 243 | -374 | 29 | 0 | 0 | 0 | 0 | -158 | 32,873 |
| 2009-04-20 | 15 | 17,599 | 10,216 | 8,546 | 261 | 158 | 26 | 0 | 0 | 0 | 0 | 48 | 36,854 |
| 2009-04-20 | 16 | 17,892 | 11,929 | 8,547 | 260 | 444 | 28 | 0 | 0 | 0 | 0 | 166 | 39,266 |
| 2009-04-20 | 17 | 17,937 | 12,781 | 8,543 | 242 | 704 | 30 | 0 | 7 | 0 | 0 | 352 | 40,596 |
| 2009-04-20 | 18 | 17,777 | 13,229 | 8,545 | 260 | 624 | 28 | 0 | 52 | 0 | 0 | 272 | 40,787 |
| 2009-04-20 | 19 | 17,758 | 13,506 | 8,541 | 321 | 880 | 28 | 0 | 118 | 0 | 0 | 370 | 41,522 |
| 2009-04-20 | 20 | 17,671 | 13,591 | 8,545 | 379 | 894 | 26 | 0 | 183 | 0 | 0 | 376 | 41,665 |
| 2009-04-20 | 21 | 17,618 | 13,434 | 8,549 | 381 | 924 | 30 | 0 | 255 | 0 | 0 | 376 | 41,567 |
| 2009-04-20 | 22 | 17,727 | 13,353 | 8,541 | 393 | 932 | 26 | 0 | 300 | 0 | 0 | 376 | 41,648 |
| 2009-04-20 | 23 | 17,689 | 13,423 | 8,556 | 398 | 1,020 | 28 | 0 | 300 | 0 | 0 | 376 | 41,790 |
| 2009-04-20 | 24 | 17,727 | 13,617 | 8,558 | 399 | 736 | 33 | 0 | 300 | 0 | 0 | 360 | 41,730 |
| 2009-04-20 | 25 | 17,748 | 13,499 | 8,551 | 415 | 754 | 32 | 0 | 300 | 0 | 0 | 358 | 41,657 |
| 2009-04-20 | 26 | 17,711 | 13,185 | 8,547 | 411 | 716 | 31 | 0 | 300 | 0 | 0 | 360 | 41,261 |
| 2009-04-20 | 27 | 17,628 | 13,217 | 8,538 | 320 | 616 | 32 | 0 | 300 | 0 | 0 | 358 | 41,009 |
| 2009-04-20 | 28 | 17,545 | 13,198 | 8,537 | 317 | 362 | 32 | 0 | 300 | 0 | 0 | 358 | 40,649 |
| 2009-04-20 | 29 | 17,490 | 13,048 | 8,534 | 295 | 502 | 38 | 0 | 299 | 0 | 0 | 358 | 40,564 |
| 2009-04-20 | 30 | 17,432 | 12,989 | 8,529 | 325 | 422 | 39 | 0 | 52 | 0 | 0 | 382 | 40,170 |
| 2009-04-20 | 31 | 17,468 | 12,871 | 8,526 | 329 | 214 | 44 | 0 | 0 | 0 | 0 | 506 | 39,958 |
| 2009-04-20 | 32 | 17,480 | 12,909 | 8,526 | 333 | 284 | 53 | 0 | 0 | 0 | 0 | 506 | 40,091 |
| 2009-04-20 | 33 | 17,408 | 13,232 | 8,525 | 369 | 388 | 55 | 0 | 0 | 0 | 0 | 554 | 40,531 |
| 2009-04-20 | 34 | 17,493 | 13,237 | 8,528 | 385 | 742 | 53 | 0 | 0 | 0 | 0 | 554 | 40,992 |
| 2009-04-20 | 35 | 17,578 | 13,107 | 8,531 | 397 | 908 | 55 | 0 | 0 | 0 | 0 | 554 | 41,130 |
| 2009-04-20 | 36 | 17,620 | 12,830 | 8,526 | 396 | 668 | 67 | 0 | 0 | 0 | 0 | 554 | 40,661 |
| 2009-04-20 | 37 | 17,817 | 12,122 | 8,517 | 355 | 546 | 73 | 0 | 0 | 0 | 0 | 506 | 39,936 |
| 2009-04-20 | 38 | 17,919 | 11,298 | 8,522 | 347 | 514 | 75 | 0 | 0 | 0 | 0 | 608 | 39,283 |
| 2009-04-20 | 39 | 17,628 | 10,180 | 8,521 | 393 | 390 | 75 | 0 | 0 | 0 | 0 | 1,700 | 38,887 |
| 2009-04-20 | 40 | 18,000 | 9,763 | 8,492 | 392 | 466 | 75 | 0 | 0 | 0 | 0 | 1,604 | 38,792 |
| 2009-04-20 | 41 | 17,983 | 10,225 | 8,474 | 389 | 540 | 79 | 0 | 0 | 0 | 0 | 1,644 | 39,334 |
| 2009-04-20 | 42 | 18,092 | 10,485 | 8,470 | 539 | 1,562 | 73 | 0 | 0 | 0 | 0 | 1,692 | 40,913 |
| 2009-04-20 | 43 | 18,088 | 10,296 | 8,498 | 587 | 1,332 | 86 | 0 | 0 | 0 | 0 | 1,532 | 40,419 |
| 2009-04-20 | 44 | 18,030 | 9,820 | 8,524 | 390 | 350 | 88 | 0 | 0 | 0 | 0 | 1,218 | 38,420 |
| 2009-04-20 | 45 | 17,779 | 8,455 | 8,524 | 341 | 92 | 83 | 0 | 0 | 0 | 0 | 1,180 | 36,454 |
| 2009-04-20 | 46 | 16,993 | 6,870 | 8,527 | 308 | -20 | 81 | 0 | 0 | 0 | 0 | 1,136 | 33,895 |
| 2009-04-20 | 47 | 16,578 | 5,778 | 8,530 | 251 | -390 | 80 | 0 | 0 | 0 | 0 | 588 | 31,415 |
| 2009-04-20 | 48 | 16,239 | 4,813 | 8,539 | 249 | -1,170 | 82 | 0 | 0 | 0 | 0 | 622 | 29,374 |