| SD | SP | Gas | Coal | Nuclear | Hydro | Pumped | Wind | OCGT | Oil | Other | Biomass | Imports | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2011-04-20 | 1 | 12,226 | 8,019 | 8,575 | 166 | -1,924 | 213 | 0 | 0 | 0 | 0 | 142 | 27,417 |
| 2011-04-20 | 2 | 11,729 | 7,838 | 8,575 | 165 | -2,054 | 186 | 0 | 0 | 0 | 0 | 128 | 26,567 |
| 2011-04-20 | 3 | 11,352 | 8,147 | 8,573 | 139 | -2,042 | 185 | 0 | 0 | 0 | 0 | 170 | 26,524 |
| 2011-04-20 | 4 | 11,381 | 8,263 | 8,571 | 139 | -2,026 | 169 | 0 | 0 | 0 | 0 | 166 | 26,663 |
| 2011-04-20 | 5 | 10,936 | 7,874 | 8,582 | 139 | -2,022 | 163 | 0 | 0 | 0 | 0 | 504 | 26,176 |
| 2011-04-20 | 6 | 10,938 | 7,599 | 8,579 | 139 | -2,008 | 160 | 0 | 0 | 0 | 0 | 518 | 25,925 |
| 2011-04-20 | 7 | 11,225 | 7,142 | 8,587 | 121 | -2,068 | 156 | 0 | 0 | 0 | 0 | 506 | 25,669 |
| 2011-04-20 | 8 | 11,139 | 7,016 | 8,587 | 121 | -2,062 | 157 | 0 | 0 | 0 | 0 | 510 | 25,468 |
| 2011-04-20 | 9 | 11,533 | 7,038 | 8,581 | 134 | -2,162 | 164 | 0 | 0 | 0 | 0 | 58 | 25,346 |
| 2011-04-20 | 10 | 11,227 | 7,265 | 8,585 | 133 | -2,150 | 151 | 0 | 0 | 0 | 0 | 200 | 25,411 |
| 2011-04-20 | 11 | 11,862 | 7,603 | 8,587 | 131 | -1,668 | 143 | 0 | 0 | 0 | 0 | -542 | 26,116 |
| 2011-04-20 | 12 | 12,009 | 8,034 | 8,582 | 115 | -1,580 | 150 | 0 | 0 | 0 | 0 | -554 | 26,756 |
| 2011-04-20 | 13 | 12,559 | 8,137 | 8,582 | 115 | -652 | 164 | 0 | 0 | 0 | 0 | -370 | 28,535 |
| 2011-04-20 | 14 | 14,428 | 8,435 | 8,587 | 147 | -158 | 164 | 0 | 0 | 0 | 0 | -394 | 31,209 |
| 2011-04-20 | 15 | 15,997 | 9,689 | 8,581 | 240 | 196 | 164 | 0 | 0 | 0 | 0 | -544 | 34,323 |
| 2011-04-20 | 16 | 17,142 | 10,896 | 8,581 | 255 | 420 | 156 | 0 | 0 | 0 | 0 | -650 | 36,800 |
| 2011-04-20 | 17 | 18,027 | 11,645 | 8,580 | 255 | 482 | 153 | 0 | 0 | 0 | 0 | -508 | 38,634 |
| 2011-04-20 | 18 | 18,139 | 12,372 | 8,572 | 281 | 880 | 148 | 0 | 0 | 0 | 0 | -544 | 39,848 |
| 2011-04-20 | 19 | 17,942 | 12,156 | 8,578 | 430 | 1,044 | 151 | 0 | 0 | 0 | 0 | 252 | 40,553 |
| 2011-04-20 | 20 | 17,989 | 12,516 | 8,580 | 437 | 598 | 168 | 0 | 0 | 0 | 0 | 298 | 40,586 |
| 2011-04-20 | 21 | 17,880 | 12,443 | 8,568 | 518 | 600 | 165 | 0 | 0 | 0 | 0 | 420 | 40,594 |
| 2011-04-20 | 22 | 17,933 | 12,531 | 8,435 | 517 | 582 | 167 | 0 | 0 | 0 | 0 | 422 | 40,587 |
| 2011-04-20 | 23 | 17,864 | 12,738 | 8,360 | 496 | 520 | 174 | 0 | 0 | 0 | 0 | 474 | 40,626 |
| 2011-04-20 | 24 | 17,864 | 12,844 | 8,359 | 495 | 526 | 171 | 0 | 0 | 0 | 0 | 478 | 40,737 |
| 2011-04-20 | 25 | 17,864 | 12,688 | 8,355 | 486 | 552 | 172 | 0 | 0 | 0 | 0 | 552 | 40,669 |
| 2011-04-20 | 26 | 17,814 | 12,434 | 8,345 | 396 | 636 | 173 | 0 | 0 | 0 | 0 | 576 | 40,374 |
| 2011-04-20 | 27 | 17,756 | 12,387 | 8,345 | 269 | 844 | 161 | 0 | 0 | 0 | 0 | 446 | 40,208 |
| 2011-04-20 | 28 | 17,888 | 12,132 | 8,340 | 305 | 672 | 157 | 0 | 0 | 0 | 0 | 464 | 39,958 |
| 2011-04-20 | 29 | 17,753 | 11,964 | 8,355 | 301 | 684 | 168 | 0 | 0 | 0 | 0 | 540 | 39,765 |
| 2011-04-20 | 30 | 17,474 | 12,157 | 8,376 | 300 | 514 | 186 | 0 | 0 | 0 | 0 | 542 | 39,549 |
| 2011-04-20 | 31 | 17,542 | 12,335 | 8,504 | 302 | 288 | 199 | 0 | 0 | 0 | 0 | 184 | 39,354 |
| 2011-04-20 | 32 | 17,701 | 12,200 | 8,575 | 302 | 292 | 204 | 0 | 0 | 0 | 0 | 138 | 39,412 |
| 2011-04-20 | 33 | 17,819 | 11,726 | 8,578 | 391 | 534 | 184 | 0 | 0 | 0 | 0 | 238 | 39,470 |
| 2011-04-20 | 34 | 17,835 | 11,817 | 8,577 | 517 | 618 | 192 | 0 | 0 | 0 | 0 | 238 | 39,794 |
| 2011-04-20 | 35 | 17,826 | 12,099 | 8,578 | 514 | 968 | 187 | 0 | 0 | 0 | 0 | -274 | 39,898 |
| 2011-04-20 | 36 | 17,684 | 12,326 | 8,571 | 429 | 642 | 193 | 0 | 0 | 0 | 0 | -274 | 39,571 |
| 2011-04-20 | 37 | 17,633 | 12,033 | 8,575 | 378 | 338 | 181 | 0 | 0 | 0 | 0 | -406 | 38,732 |
| 2011-04-20 | 38 | 17,696 | 11,560 | 8,565 | 377 | 332 | 169 | 0 | 0 | 0 | 0 | -410 | 38,289 |
| 2011-04-20 | 39 | 17,722 | 10,707 | 8,569 | 376 | 340 | 176 | 0 | 0 | 0 | 0 | -140 | 37,750 |
| 2011-04-20 | 40 | 17,709 | 10,584 | 8,571 | 378 | 416 | 192 | 0 | 0 | 0 | 0 | -138 | 37,712 |
| 2011-04-20 | 41 | 17,493 | 10,485 | 8,568 | 403 | 396 | 194 | 0 | 0 | 0 | 0 | 602 | 38,141 |
| 2011-04-20 | 42 | 17,925 | 11,073 | 8,561 | 389 | 578 | 201 | 0 | 0 | 0 | 0 | 614 | 39,341 |
| 2011-04-20 | 43 | 17,992 | 10,597 | 8,562 | 286 | 522 | 205 | 0 | 0 | 0 | 0 | 526 | 38,690 |
| 2011-04-20 | 44 | 17,574 | 9,487 | 8,569 | 270 | 524 | 244 | 0 | 0 | 0 | 0 | 518 | 37,186 |
| 2011-04-20 | 45 | 17,012 | 9,083 | 8,575 | 244 | 194 | 239 | 0 | 0 | 0 | 0 | 118 | 35,465 |
| 2011-04-20 | 46 | 16,217 | 8,012 | 8,576 | 243 | 44 | 228 | 0 | 0 | 0 | 0 | 44 | 33,364 |
| 2011-04-20 | 47 | 15,041 | 6,516 | 8,517 | 196 | -788 | 245 | 0 | 0 | 0 | 0 | 1,286 | 31,013 |
| 2011-04-20 | 48 | 14,002 | 6,405 | 8,399 | 177 | -1,518 | 248 | 0 | 0 | 0 | 0 | 1,346 | 29,059 |