| SD | SP | Gas | Coal | Nuclear | Hydro | Pumped | Wind | OCGT | Oil | Other | Biomass | Imports | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2010-05-20 | 1 | 18,969 | 4,861 | 5,376 | 64 | -1,666 | 53 | 0 | 0 | 0 | 0 | -464 | 27,193 |
| 2010-05-20 | 2 | 18,671 | 4,637 | 5,375 | 64 | -1,822 | 56 | 0 | 0 | 0 | 0 | -530 | 26,451 |
| 2010-05-20 | 3 | 18,165 | 4,524 | 5,379 | 64 | -1,830 | 55 | 0 | 0 | 0 | 0 | 210 | 26,567 |
| 2010-05-20 | 4 | 18,054 | 4,379 | 5,380 | 64 | -1,876 | 61 | 0 | 0 | 0 | 0 | 558 | 26,620 |
| 2010-05-20 | 5 | 17,860 | 4,129 | 5,395 | 64 | -1,900 | 69 | 0 | 0 | 0 | 0 | 580 | 26,197 |
| 2010-05-20 | 6 | 17,346 | 4,125 | 5,412 | 64 | -1,882 | 75 | 0 | 0 | 0 | 0 | 674 | 25,814 |
| 2010-05-20 | 7 | 17,234 | 4,068 | 5,461 | 64 | -1,938 | 74 | 0 | 0 | 0 | 0 | 580 | 25,543 |
| 2010-05-20 | 8 | 17,051 | 4,090 | 5,579 | 64 | -1,926 | 64 | 0 | 0 | 0 | 0 | 462 | 25,384 |
| 2010-05-20 | 9 | 17,341 | 4,197 | 5,605 | 64 | -1,902 | 42 | 0 | 0 | 0 | 0 | -50 | 25,297 |
| 2010-05-20 | 10 | 16,917 | 4,316 | 5,605 | 64 | -1,908 | 34 | 0 | 0 | 0 | 0 | -134 | 24,894 |
| 2010-05-20 | 11 | 17,589 | 5,273 | 5,597 | 64 | -1,642 | 48 | 0 | 0 | 0 | 0 | -1,966 | 24,963 |
| 2010-05-20 | 12 | 17,749 | 6,111 | 5,600 | 64 | -1,638 | 43 | 0 | 0 | 0 | 0 | -2,068 | 25,861 |
| 2010-05-20 | 13 | 18,850 | 7,421 | 5,630 | 64 | -1,350 | 38 | 0 | 0 | 0 | 0 | -2,196 | 28,457 |
| 2010-05-20 | 14 | 20,034 | 8,811 | 5,630 | 81 | -596 | 28 | 0 | 0 | 0 | 0 | -2,202 | 31,786 |
| 2010-05-20 | 15 | 21,001 | 10,727 | 5,628 | 164 | 164 | 42 | 0 | 0 | 0 | 0 | -1,922 | 35,804 |
| 2010-05-20 | 16 | 21,760 | 12,528 | 5,630 | 166 | 274 | 42 | 0 | 0 | 0 | 0 | -2,018 | 38,382 |
| 2010-05-20 | 17 | 21,950 | 13,361 | 5,629 | 178 | 488 | 26 | 0 | 0 | 0 | 0 | -1,886 | 39,746 |
| 2010-05-20 | 18 | 22,044 | 13,549 | 5,624 | 187 | 494 | 22 | 0 | 0 | 0 | 0 | -1,856 | 40,064 |
| 2010-05-20 | 19 | 22,025 | 13,499 | 5,603 | 276 | 524 | 23 | 0 | 0 | 0 | 0 | -1,086 | 40,864 |
| 2010-05-20 | 20 | 11,083 | 6,657 | 2,796 | 145 | 216 | 12 | 0 | 0 | 0 | 0 | -664 | 20,245 |
| 2010-05-20 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -650 | -650 |
| 2010-05-20 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -650 | -650 |
| 2010-05-20 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -650 | -650 |
| 2010-05-20 | 24 | 18,060 | 11,261 | 4,322 | 255 | 728 | 44 | 0 | 0 | 0 | 0 | -652 | 34,018 |
| 2010-05-20 | 25 | 21,766 | 13,527 | 5,140 | 323 | 928 | 55 | 0 | 0 | 0 | 0 | -652 | 41,087 |
| 2010-05-20 | 26 | 22,062 | 13,530 | 5,273 | 318 | 898 | 73 | 0 | 0 | 0 | 0 | -650 | 41,504 |
| 2010-05-20 | 27 | 21,937 | 13,594 | 5,271 | 246 | 808 | 87 | 0 | 0 | 0 | 0 | -650 | 41,293 |
| 2010-05-20 | 28 | 21,885 | 13,603 | 5,268 | 181 | 820 | 73 | 0 | 0 | 0 | 0 | -762 | 41,068 |
| 2010-05-20 | 29 | 21,978 | 13,719 | 5,271 | 171 | 836 | 74 | 0 | 0 | 0 | 0 | -1,198 | 40,851 |
| 2010-05-20 | 30 | 21,804 | 13,706 | 5,277 | 168 | 766 | 93 | 0 | 0 | 0 | 0 | -1,212 | 40,602 |
| 2010-05-20 | 31 | 21,516 | 13,440 | 5,278 | 162 | 378 | 87 | 0 | 0 | 0 | 0 | -464 | 40,397 |
| 2010-05-20 | 32 | 21,479 | 13,825 | 5,299 | 153 | 350 | 78 | 0 | 0 | 0 | 0 | -464 | 40,720 |
| 2010-05-20 | 33 | 21,524 | 13,990 | 5,367 | 145 | 604 | 68 | 0 | 0 | 0 | 0 | -450 | 41,248 |
| 2010-05-20 | 34 | 21,497 | 14,205 | 5,497 | 157 | 514 | 62 | 0 | 0 | 0 | 0 | -448 | 41,484 |
| 2010-05-20 | 35 | 21,412 | 14,186 | 5,511 | 191 | 606 | 55 | 0 | 0 | 0 | 0 | -468 | 41,493 |
| 2010-05-20 | 36 | 21,374 | 13,717 | 5,512 | 191 | 528 | 63 | 0 | 0 | 0 | 0 | -444 | 40,941 |
| 2010-05-20 | 37 | 21,311 | 13,307 | 5,511 | 204 | 364 | 52 | 0 | 0 | 0 | 0 | -520 | 40,229 |
| 2010-05-20 | 38 | 21,149 | 12,839 | 5,517 | 192 | 146 | 40 | 0 | 0 | 0 | 0 | -532 | 39,351 |
| 2010-05-20 | 39 | 21,093 | 12,237 | 5,497 | 131 | 152 | 29 | 0 | 0 | 0 | 0 | -504 | 38,635 |
| 2010-05-20 | 40 | 21,028 | 11,422 | 5,477 | 130 | 148 | 28 | 0 | 0 | 0 | 0 | -506 | 37,727 |
| 2010-05-20 | 41 | 21,014 | 11,040 | 5,459 | 115 | 186 | 30 | 0 | 0 | 0 | 0 | -504 | 37,340 |
| 2010-05-20 | 42 | 21,014 | 10,548 | 5,451 | 115 | 336 | 36 | 0 | 0 | 0 | 0 | -510 | 36,990 |
| 2010-05-20 | 43 | 21,301 | 10,721 | 5,457 | 82 | 336 | 33 | 0 | 0 | 0 | 0 | -308 | 37,622 |
| 2010-05-20 | 44 | 21,388 | 10,428 | 5,447 | 82 | 318 | 42 | 0 | 0 | 0 | 0 | -306 | 37,399 |
| 2010-05-20 | 45 | 20,892 | 9,591 | 5,447 | 82 | 310 | 48 | 0 | 0 | 0 | 0 | -310 | 36,060 |
| 2010-05-20 | 46 | 20,426 | 8,067 | 5,442 | 82 | 300 | 47 | 0 | 0 | 0 | 0 | -300 | 34,064 |
| 2010-05-20 | 47 | 19,838 | 6,622 | 5,444 | 65 | -172 | 42 | 0 | 0 | 0 | 0 | -166 | 31,673 |
| 2010-05-20 | 48 | 19,086 | 5,272 | 5,444 | 65 | -20 | 41 | 0 | 0 | 0 | 0 | -152 | 29,736 |