| SD | SP | Gas | Coal | Nuclear | Hydro | Pumped | Wind | OCGT | Oil | Other | Biomass | Imports | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2009-07-28 | 1 | 13,879 | 3,490 | 7,204 | 84 | -526 | 279 | 0 | 0 | 0 | 0 | 1,362 | 25,772 |
| 2009-07-28 | 2 | 12,757 | 3,314 | 7,198 | 68 | -760 | 265 | 0 | 0 | 0 | 0 | 1,840 | 24,682 |
| 2009-07-28 | 3 | 13,274 | 3,398 | 7,205 | 67 | -1,498 | 283 | 0 | 0 | 0 | 0 | 1,576 | 24,305 |
| 2009-07-28 | 4 | 13,100 | 3,409 | 7,209 | 66 | -1,596 | 300 | 0 | 0 | 0 | 0 | 1,446 | 23,934 |
| 2009-07-28 | 5 | 12,719 | 3,269 | 7,214 | 67 | -1,588 | 342 | 0 | 0 | 0 | 0 | 1,446 | 23,469 |
| 2009-07-28 | 6 | 12,520 | 3,193 | 7,214 | 67 | -1,582 | 319 | 0 | 0 | 0 | 0 | 1,446 | 23,177 |
| 2009-07-28 | 7 | 12,384 | 3,168 | 7,282 | 66 | -1,746 | 325 | 0 | 0 | 0 | 0 | 1,446 | 22,925 |
| 2009-07-28 | 8 | 12,364 | 3,198 | 7,386 | 66 | -1,792 | 302 | 0 | 0 | 0 | 0 | 1,446 | 22,970 |
| 2009-07-28 | 9 | 12,561 | 3,393 | 7,438 | 66 | -1,866 | 279 | 0 | 0 | 0 | 0 | 1,064 | 22,935 |
| 2009-07-28 | 10 | 12,503 | 3,463 | 7,438 | 66 | -2,002 | 292 | 0 | 0 | 0 | 0 | 1,086 | 22,846 |
| 2009-07-28 | 11 | 12,308 | 3,367 | 7,445 | 66 | -2,002 | 346 | 0 | 0 | 0 | 0 | 1,232 | 22,762 |
| 2009-07-28 | 12 | 12,633 | 3,475 | 7,451 | 66 | -1,994 | 373 | 0 | 0 | 0 | 0 | 1,234 | 23,238 |
| 2009-07-28 | 13 | 14,239 | 3,763 | 7,442 | 66 | -1,608 | 436 | 0 | 0 | 0 | 0 | 1,104 | 25,442 |
| 2009-07-28 | 14 | 14,801 | 4,225 | 7,473 | 111 | -704 | 380 | 0 | 0 | 0 | 0 | 1,484 | 27,770 |
| 2009-07-28 | 15 | 16,395 | 5,528 | 7,489 | 156 | 190 | 327 | 0 | 0 | 0 | 0 | 826 | 30,911 |
| 2009-07-28 | 16 | 17,631 | 6,699 | 7,490 | 157 | 606 | 360 | 0 | 0 | 0 | 0 | 524 | 33,467 |
| 2009-07-28 | 17 | 18,539 | 7,659 | 7,488 | 171 | 902 | 438 | 0 | 0 | 0 | 0 | 484 | 35,681 |
| 2009-07-28 | 18 | 18,733 | 8,868 | 7,492 | 189 | 834 | 494 | 0 | 0 | 0 | 0 | 386 | 36,996 |
| 2009-07-28 | 19 | 18,904 | 9,499 | 7,488 | 360 | 688 | 553 | 0 | 0 | 0 | 0 | 504 | 37,996 |
| 2009-07-28 | 20 | 18,878 | 9,849 | 7,487 | 378 | 670 | 630 | 0 | 0 | 0 | 0 | 510 | 38,402 |
| 2009-07-28 | 21 | 18,786 | 9,846 | 7,169 | 379 | 922 | 640 | 0 | 0 | 0 | 0 | 428 | 38,170 |
| 2009-07-28 | 22 | 18,911 | 9,620 | 7,486 | 379 | 1,134 | 669 | 0 | 0 | 0 | 0 | 510 | 38,709 |
| 2009-07-28 | 23 | 12,831 | 6,226 | 4,993 | 236 | 822 | 482 | 0 | 0 | 0 | 0 | 358 | 25,948 |
| 2009-07-28 | 24 | 3,218 | 1,587 | 1,247 | 63 | 200 | 141 | 0 | 0 | 0 | 0 | 66 | 6,522 |
| 2009-07-28 | 25 | 16,045 | 7,879 | 6,238 | 311 | 1,174 | 706 | 0 | 0 | 0 | 0 | 398 | 32,751 |
| 2009-07-28 | 26 | 19,215 | 9,465 | 7,489 | 349 | 1,250 | 842 | 0 | 0 | 0 | 0 | 398 | 39,008 |
| 2009-07-28 | 27 | 19,279 | 9,637 | 7,476 | 236 | 1,018 | 843 | 0 | 0 | 0 | 0 | 398 | 38,887 |
| 2009-07-28 | 28 | 19,231 | 9,611 | 7,481 | 220 | 858 | 837 | 0 | 0 | 0 | 0 | 398 | 38,636 |
| 2009-07-28 | 29 | 19,225 | 9,721 | 7,487 | 211 | 588 | 850 | 0 | 0 | 0 | 0 | 398 | 38,480 |
| 2009-07-28 | 30 | 19,131 | 9,644 | 7,481 | 203 | 602 | 858 | 0 | 0 | 0 | 0 | 398 | 38,317 |
| 2009-07-28 | 31 | 18,664 | 10,071 | 7,482 | 203 | 652 | 873 | 0 | 0 | 0 | 0 | 414 | 38,359 |
| 2009-07-28 | 32 | 18,447 | 10,375 | 7,476 | 195 | 584 | 881 | 0 | 0 | 0 | 0 | 414 | 38,372 |
| 2009-07-28 | 33 | 18,728 | 10,399 | 7,477 | 194 | 536 | 897 | 0 | 0 | 0 | 0 | 414 | 38,645 |
| 2009-07-28 | 34 | 19,015 | 10,203 | 7,468 | 190 | 928 | 869 | 0 | 0 | 0 | 0 | 414 | 39,087 |
| 2009-07-28 | 35 | 19,005 | 10,476 | 7,442 | 153 | 974 | 878 | 0 | 0 | 0 | 0 | 414 | 39,342 |
| 2009-07-28 | 36 | 18,916 | 10,410 | 7,395 | 157 | 840 | 837 | 0 | 0 | 0 | 0 | 460 | 39,015 |
| 2009-07-28 | 37 | 18,610 | 10,104 | 7,288 | 161 | 674 | 816 | 0 | 0 | 0 | 0 | 586 | 38,239 |
| 2009-07-28 | 38 | 18,375 | 9,965 | 7,280 | 156 | 608 | 769 | 0 | 0 | 0 | 0 | 574 | 37,727 |
| 2009-07-28 | 39 | 18,523 | 8,928 | 7,285 | 107 | 200 | 757 | 0 | 0 | 0 | 0 | 1,170 | 36,970 |
| 2009-07-28 | 40 | 18,662 | 7,629 | 7,287 | 96 | 458 | 644 | 0 | 0 | 0 | 0 | 1,176 | 35,952 |
| 2009-07-28 | 41 | 18,750 | 6,938 | 7,279 | 96 | 628 | 566 | 0 | 0 | 0 | 0 | 1,172 | 35,429 |
| 2009-07-28 | 42 | 18,718 | 6,652 | 7,281 | 95 | 448 | 495 | 0 | 0 | 0 | 0 | 1,234 | 34,923 |
| 2009-07-28 | 43 | 18,858 | 6,886 | 7,280 | 94 | 612 | 555 | 0 | 0 | 0 | 0 | 1,284 | 35,569 |
| 2009-07-28 | 44 | 18,826 | 6,612 | 7,282 | 92 | 292 | 591 | 0 | 0 | 0 | 0 | 1,204 | 34,899 |
| 2009-07-28 | 45 | 18,424 | 5,331 | 7,276 | 80 | 236 | 656 | 0 | 0 | 0 | 0 | 1,268 | 33,271 |
| 2009-07-28 | 46 | 17,675 | 4,205 | 7,270 | 99 | -102 | 646 | 0 | 0 | 0 | 0 | 1,288 | 31,081 |
| 2009-07-28 | 47 | 16,738 | 2,912 | 7,272 | 99 | -382 | 609 | 0 | 0 | 0 | 0 | 1,508 | 28,756 |
| 2009-07-28 | 48 | 15,572 | 2,664 | 7,271 | 99 | -858 | 537 | 0 | 0 | 0 | 0 | 1,506 | 26,791 |