| SD | SP | Gas | Coal | Nuclear | Hydro | Pumped | Wind | OCGT | Oil | Other | Biomass | Imports | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2009-05-20 | 1 | 14,024 | 7,184 | 6,007 | 147 | -1,876 | 198 | 0 | 0 | 0 | 0 | 1,710 | 27,394 |
| 2009-05-20 | 2 | 13,747 | 6,900 | 6,027 | 146 | -2,172 | 207 | 0 | 0 | 0 | 0 | 1,798 | 26,653 |
| 2009-05-20 | 3 | 13,622 | 7,110 | 6,030 | 131 | -2,244 | 206 | 0 | 0 | 0 | 0 | 1,942 | 26,797 |
| 2009-05-20 | 4 | 13,720 | 7,151 | 6,022 | 131 | -2,200 | 214 | 0 | 0 | 0 | 0 | 1,944 | 26,982 |
| 2009-05-20 | 5 | 13,696 | 7,022 | 6,025 | 130 | -2,218 | 193 | 0 | 0 | 0 | 0 | 1,906 | 26,754 |
| 2009-05-20 | 6 | 13,481 | 6,940 | 6,021 | 116 | -2,208 | 184 | 0 | 0 | 0 | 0 | 1,902 | 26,436 |
| 2009-05-20 | 7 | 13,377 | 6,680 | 6,017 | 115 | -2,202 | 175 | 0 | 0 | 0 | 0 | 1,794 | 25,956 |
| 2009-05-20 | 8 | 13,229 | 6,613 | 6,010 | 115 | -2,186 | 180 | 0 | 0 | 0 | 0 | 1,792 | 25,753 |
| 2009-05-20 | 9 | 13,092 | 6,630 | 6,016 | 105 | -2,172 | 182 | 0 | 0 | 0 | 0 | 1,762 | 25,615 |
| 2009-05-20 | 10 | 12,918 | 6,518 | 6,021 | 105 | -2,170 | 166 | 0 | 0 | 0 | 0 | 1,694 | 25,252 |
| 2009-05-20 | 11 | 13,075 | 6,978 | 6,017 | 104 | -2,076 | 154 | 0 | 0 | 0 | 0 | 906 | 25,158 |
| 2009-05-20 | 12 | 13,469 | 7,511 | 6,012 | 104 | -2,000 | 145 | 0 | 0 | 0 | 0 | 840 | 26,081 |
| 2009-05-20 | 13 | 14,228 | 9,041 | 6,008 | 114 | -1,836 | 142 | 0 | 0 | 0 | 0 | 1,238 | 28,935 |
| 2009-05-20 | 14 | 14,715 | 11,018 | 6,010 | 123 | -1,266 | 125 | 0 | 0 | 0 | 0 | 1,298 | 32,023 |
| 2009-05-20 | 15 | 15,159 | 13,058 | 6,021 | 188 | 14 | 142 | 0 | 0 | 0 | 0 | 1,548 | 36,130 |
| 2009-05-20 | 16 | 15,453 | 14,735 | 6,018 | 365 | 374 | 160 | 0 | 0 | 0 | 0 | 1,440 | 38,545 |
| 2009-05-20 | 17 | 15,732 | 15,478 | 6,020 | 460 | 748 | 191 | 0 | 0 | 0 | 0 | 1,344 | 39,973 |
| 2009-05-20 | 18 | 15,974 | 15,445 | 6,019 | 550 | 618 | 228 | 0 | 0 | 0 | 0 | 1,316 | 40,150 |
| 2009-05-20 | 19 | 16,079 | 15,728 | 6,021 | 638 | 426 | 273 | 0 | 0 | 0 | 0 | 1,552 | 40,717 |
| 2009-05-20 | 20 | 16,063 | 15,845 | 6,018 | 633 | 506 | 291 | 0 | 0 | 0 | 0 | 1,586 | 40,942 |
| 2009-05-20 | 21 | 16,014 | 15,906 | 6,021 | 624 | 572 | 315 | 0 | 0 | 0 | 0 | 1,588 | 41,040 |
| 2009-05-20 | 22 | 16,106 | 15,992 | 6,017 | 462 | 640 | 386 | 0 | 0 | 0 | 0 | 1,610 | 41,213 |
| 2009-05-20 | 23 | 16,169 | 16,100 | 6,044 | 466 | 670 | 376 | 0 | 0 | 0 | 0 | 1,528 | 41,353 |
| 2009-05-20 | 24 | 16,332 | 16,020 | 6,058 | 462 | 646 | 420 | 0 | 0 | 0 | 0 | 1,568 | 41,506 |
| 2009-05-20 | 25 | 16,479 | 15,902 | 6,077 | 440 | 704 | 426 | 0 | 0 | 0 | 0 | 1,566 | 41,594 |
| 2009-05-20 | 26 | 16,490 | 15,920 | 6,083 | 436 | 442 | 437 | 0 | 0 | 0 | 0 | 1,568 | 41,376 |
| 2009-05-20 | 27 | 16,297 | 15,961 | 6,098 | 379 | 360 | 458 | 0 | 0 | 0 | 0 | 1,608 | 41,161 |
| 2009-05-20 | 28 | 16,171 | 15,835 | 6,101 | 369 | 334 | 472 | 0 | 0 | 0 | 0 | 1,572 | 40,854 |
| 2009-05-20 | 29 | 16,001 | 15,832 | 6,104 | 342 | 340 | 478 | 0 | 0 | 0 | 0 | 1,566 | 40,663 |
| 2009-05-20 | 30 | 15,930 | 15,637 | 6,115 | 325 | 316 | 493 | 0 | 0 | 0 | 0 | 1,568 | 40,384 |
| 2009-05-20 | 31 | 15,948 | 15,577 | 6,114 | 279 | 310 | 498 | 0 | 0 | 0 | 0 | 1,538 | 40,264 |
| 2009-05-20 | 32 | 15,955 | 15,791 | 6,111 | 291 | 480 | 492 | 0 | 0 | 0 | 0 | 1,496 | 40,616 |
| 2009-05-20 | 33 | 16,095 | 16,027 | 6,105 | 451 | 592 | 449 | 0 | 0 | 0 | 0 | 1,562 | 41,281 |
| 2009-05-20 | 34 | 16,157 | 16,146 | 6,030 | 469 | 846 | 418 | 0 | 0 | 0 | 0 | 1,626 | 41,692 |
| 2009-05-20 | 35 | 16,119 | 16,208 | 5,952 | 438 | 920 | 368 | 0 | 0 | 0 | 0 | 1,626 | 41,631 |
| 2009-05-20 | 36 | 16,005 | 16,029 | 5,950 | 379 | 830 | 356 | 0 | 0 | 0 | 0 | 1,624 | 41,173 |
| 2009-05-20 | 37 | 15,994 | 15,600 | 5,961 | 360 | 632 | 370 | 0 | 0 | 0 | 0 | 1,590 | 40,507 |
| 2009-05-20 | 38 | 16,015 | 15,047 | 5,952 | 321 | 700 | 356 | 0 | 0 | 0 | 0 | 1,584 | 39,975 |
| 2009-05-20 | 39 | 16,080 | 14,515 | 5,944 | 279 | 576 | 281 | 0 | 0 | 0 | 0 | 1,586 | 39,261 |
| 2009-05-20 | 40 | 16,108 | 14,078 | 5,941 | 289 | 482 | 216 | 0 | 0 | 0 | 0 | 1,604 | 38,718 |
| 2009-05-20 | 41 | 16,121 | 13,534 | 5,935 | 286 | 412 | 167 | 0 | 0 | 0 | 0 | 1,672 | 38,127 |
| 2009-05-20 | 42 | 16,088 | 13,329 | 5,934 | 284 | 306 | 159 | 0 | 0 | 0 | 0 | 1,702 | 37,802 |
| 2009-05-20 | 43 | 16,040 | 13,938 | 5,879 | 216 | 652 | 127 | 0 | 0 | 0 | 0 | 1,668 | 38,520 |
| 2009-05-20 | 44 | 15,753 | 13,959 | 5,840 | 188 | 332 | 105 | 0 | 0 | 0 | 0 | 1,626 | 37,803 |
| 2009-05-20 | 45 | 15,493 | 13,277 | 5,827 | 175 | 284 | 94 | 0 | 0 | 0 | 0 | 1,584 | 36,734 |
| 2009-05-20 | 46 | 15,155 | 11,799 | 5,822 | 173 | -174 | 111 | 0 | 0 | 0 | 0 | 1,608 | 34,494 |
| 2009-05-20 | 47 | 14,801 | 9,534 | 5,832 | 143 | -128 | 106 | 0 | 0 | 0 | 0 | 1,710 | 31,998 |
| 2009-05-20 | 48 | 14,481 | 7,974 | 5,834 | 121 | -560 | 103 | 0 | 0 | 0 | 0 | 1,716 | 29,669 |