| SD | SP | Gas | Coal | Nuclear | Hydro | Pumped | Wind | OCGT | Oil | Other | Biomass | Imports | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2009-12-04 | 1 | 21,338 | 7,006 | 7,255 | 502 | -1,124 | 281 | 0 | 0 | 0 | 0 | -488 | 34,770 |
| 2009-12-04 | 2 | 21,367 | 6,899 | 7,258 | 497 | -1,298 | 271 | 0 | 0 | 0 | 0 | -422 | 34,572 |
| 2009-12-04 | 3 | 21,416 | 6,688 | 7,274 | 407 | -1,946 | 261 | 0 | 0 | 0 | 0 | 46 | 34,146 |
| 2009-12-04 | 4 | 21,108 | 6,321 | 7,353 | 406 | -2,156 | 253 | 0 | 0 | 0 | 0 | 52 | 33,337 |
| 2009-12-04 | 5 | 20,746 | 6,166 | 7,356 | 403 | -2,382 | 254 | 0 | 0 | 0 | 0 | 330 | 32,873 |
| 2009-12-04 | 6 | 20,912 | 6,083 | 7,356 | 402 | -2,392 | 236 | 0 | 0 | 0 | 0 | 336 | 32,933 |
| 2009-12-04 | 7 | 20,580 | 6,134 | 7,354 | 400 | -2,378 | 227 | 0 | 0 | 0 | 0 | -84 | 32,233 |
| 2009-12-04 | 8 | 20,095 | 6,089 | 7,348 | 379 | -2,412 | 185 | 0 | 0 | 0 | 0 | -140 | 31,544 |
| 2009-12-04 | 9 | 19,678 | 6,041 | 7,358 | 377 | -2,396 | 148 | 0 | 0 | 0 | 0 | -276 | 30,930 |
| 2009-12-04 | 10 | 19,621 | 6,068 | 7,359 | 380 | -2,338 | 113 | 0 | 0 | 0 | 0 | -360 | 30,843 |
| 2009-12-04 | 11 | 20,256 | 6,200 | 7,353 | 462 | -1,318 | 113 | 0 | 0 | 0 | 0 | -1,712 | 31,354 |
| 2009-12-04 | 12 | 20,710 | 6,746 | 7,356 | 457 | -896 | 116 | 0 | 0 | 0 | 0 | -1,888 | 32,601 |
| 2009-12-04 | 13 | 21,864 | 8,512 | 7,356 | 478 | -440 | 111 | 0 | 0 | 0 | 0 | -2,084 | 35,797 |
| 2009-12-04 | 14 | 22,195 | 11,595 | 7,353 | 484 | -260 | 103 | 0 | 0 | 0 | 0 | -2,096 | 39,374 |
| 2009-12-04 | 15 | 22,838 | 14,829 | 7,352 | 581 | 490 | 86 | 0 | 0 | 0 | 0 | -2,228 | 43,948 |
| 2009-12-04 | 16 | 23,161 | 17,151 | 7,348 | 587 | 438 | 74 | 0 | 0 | 0 | 0 | -2,430 | 46,329 |
| 2009-12-04 | 17 | 23,238 | 17,824 | 7,349 | 587 | 434 | 77 | 0 | 0 | 0 | 0 | -2,480 | 47,029 |
| 2009-12-04 | 18 | 23,311 | 17,796 | 7,354 | 586 | 308 | 68 | 0 | 0 | 0 | 0 | -2,482 | 46,941 |
| 2009-12-04 | 19 | 23,673 | 18,161 | 7,267 | 610 | 374 | 57 | 0 | 0 | 0 | 0 | -2,500 | 47,642 |
| 2009-12-04 | 20 | 23,766 | 18,338 | 7,138 | 622 | 492 | 44 | 0 | 0 | 0 | 0 | -2,504 | 47,896 |
| 2009-12-04 | 21 | 23,712 | 18,341 | 7,084 | 619 | 508 | 49 | 0 | 0 | 0 | 0 | -2,502 | 47,811 |
| 2009-12-04 | 22 | 23,639 | 18,340 | 7,078 | 626 | 516 | 59 | 0 | 0 | 0 | 0 | -2,504 | 47,754 |
| 2009-12-04 | 23 | 23,469 | 18,510 | 7,074 | 635 | 518 | 53 | 0 | 0 | 0 | 0 | -2,502 | 47,757 |
| 2009-12-04 | 24 | 23,353 | 18,530 | 7,074 | 748 | 500 | 42 | 0 | 0 | 0 | 0 | -2,504 | 47,743 |
| 2009-12-04 | 25 | 23,407 | 18,462 | 7,088 | 663 | 534 | 48 | 0 | 0 | 0 | 0 | -2,502 | 47,700 |
| 2009-12-04 | 26 | 23,328 | 18,321 | 7,085 | 607 | 480 | 50 | 0 | 0 | 0 | 0 | -2,504 | 47,367 |
| 2009-12-04 | 27 | 23,244 | 18,288 | 7,149 | 575 | 380 | 65 | 0 | 0 | 0 | 0 | -2,502 | 47,199 |
| 2009-12-04 | 28 | 22,897 | 18,233 | 7,267 | 574 | 404 | 98 | 0 | 0 | 0 | 0 | -2,486 | 46,987 |
| 2009-12-04 | 29 | 22,760 | 18,424 | 7,304 | 575 | 388 | 138 | 0 | 0 | 0 | 0 | -2,484 | 47,105 |
| 2009-12-04 | 30 | 22,547 | 18,382 | 7,312 | 575 | 518 | 178 | 0 | 0 | 0 | 0 | -2,486 | 47,026 |
| 2009-12-04 | 31 | 22,755 | 18,440 | 7,315 | 580 | 386 | 193 | 0 | 0 | 0 | 0 | -2,484 | 47,185 |
| 2009-12-04 | 32 | 23,080 | 19,507 | 7,309 | 614 | 496 | 218 | 0 | 0 | 0 | 0 | -2,474 | 48,750 |
| 2009-12-04 | 33 | 23,183 | 20,639 | 7,313 | 682 | 914 | 229 | 0 | 0 | 0 | 0 | -1,440 | 51,520 |
| 2009-12-04 | 34 | 23,261 | 20,910 | 7,311 | 893 | 1,578 | 266 | 0 | 0 | 0 | 0 | -1,094 | 53,125 |
| 2009-12-04 | 35 | 23,433 | 20,942 | 7,308 | 895 | 1,660 | 303 | 0 | 0 | 0 | 0 | -1,048 | 53,493 |
| 2009-12-04 | 36 | 23,476 | 20,707 | 7,339 | 871 | 1,098 | 367 | 0 | 0 | 0 | 0 | -1,126 | 52,732 |
| 2009-12-04 | 37 | 23,464 | 20,306 | 7,347 | 722 | 884 | 408 | 0 | 0 | 0 | 0 | -1,558 | 51,573 |
| 2009-12-04 | 38 | 23,398 | 19,571 | 7,347 | 698 | 816 | 451 | 0 | 0 | 0 | 0 | -1,694 | 50,587 |
| 2009-12-04 | 39 | 23,258 | 18,719 | 7,346 | 697 | 646 | 500 | 0 | 0 | 0 | 0 | -1,972 | 49,194 |
| 2009-12-04 | 40 | 23,317 | 17,146 | 7,342 | 696 | 654 | 560 | 0 | 0 | 0 | 0 | -1,988 | 47,727 |
| 2009-12-04 | 41 | 23,234 | 15,887 | 7,345 | 681 | 504 | 618 | 0 | 0 | 0 | 0 | -1,990 | 46,279 |
| 2009-12-04 | 42 | 23,068 | 14,536 | 7,342 | 676 | 332 | 667 | 0 | 0 | 0 | 0 | -1,990 | 44,631 |
| 2009-12-04 | 43 | 22,440 | 13,063 | 7,345 | 585 | 272 | 686 | 0 | 0 | 0 | 0 | -1,992 | 42,399 |
| 2009-12-04 | 44 | 22,105 | 11,789 | 7,342 | 596 | 338 | 710 | 0 | 0 | 0 | 0 | -1,992 | 40,888 |
| 2009-12-04 | 45 | 21,883 | 10,212 | 7,353 | 597 | 70 | 799 | 0 | 0 | 0 | 0 | -1,990 | 38,924 |
| 2009-12-04 | 46 | 21,569 | 8,995 | 7,349 | 592 | 18 | 796 | 0 | 0 | 0 | 0 | -1,726 | 37,593 |
| 2009-12-04 | 47 | 21,019 | 6,802 | 7,352 | 491 | -222 | 773 | 0 | 0 | 0 | 0 | -588 | 35,627 |
| 2009-12-04 | 48 | 20,896 | 5,862 | 7,356 | 489 | -378 | 735 | 0 | 0 | 0 | 0 | -664 | 34,296 |