| SD | SP | Gas | Coal | Nuclear | Hydro | Pumped | Wind | OCGT | Oil | Other | Biomass | Imports | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2009-05-28 | 1 | 15,120 | 3,640 | 7,130 | 109 | -1,236 | 136 | 0 | 0 | 0 | 0 | 1,782 | 26,681 |
| 2009-05-28 | 2 | 14,770 | 3,333 | 7,128 | 105 | -1,414 | 119 | 0 | 0 | 0 | 0 | 1,704 | 25,745 |
| 2009-05-28 | 3 | 14,875 | 3,275 | 7,125 | 72 | -1,528 | 135 | 0 | 0 | 0 | 0 | 1,698 | 25,652 |
| 2009-05-28 | 4 | 14,905 | 3,200 | 7,126 | 71 | -1,530 | 150 | 0 | 0 | 0 | 0 | 1,684 | 25,606 |
| 2009-05-28 | 5 | 14,713 | 3,236 | 7,131 | 72 | -1,520 | 122 | 0 | 0 | 0 | 0 | 1,352 | 25,106 |
| 2009-05-28 | 6 | 14,532 | 2,982 | 7,141 | 72 | -1,510 | 119 | 0 | 0 | 0 | 0 | 1,352 | 24,688 |
| 2009-05-28 | 7 | 14,220 | 2,835 | 7,142 | 72 | -1,552 | 112 | 0 | 0 | 0 | 0 | 1,502 | 24,331 |
| 2009-05-28 | 8 | 13,976 | 2,815 | 7,139 | 71 | -1,562 | 112 | 0 | 0 | 0 | 0 | 1,738 | 24,289 |
| 2009-05-28 | 9 | 13,785 | 2,696 | 7,141 | 72 | -1,548 | 134 | 0 | 0 | 0 | 0 | 1,740 | 24,020 |
| 2009-05-28 | 10 | 13,370 | 2,673 | 7,156 | 72 | -1,554 | 163 | 0 | 0 | 0 | 0 | 1,576 | 23,456 |
| 2009-05-28 | 11 | 14,076 | 2,903 | 7,155 | 72 | -1,466 | 196 | 0 | 0 | 0 | 0 | 640 | 23,576 |
| 2009-05-28 | 12 | 14,481 | 3,232 | 7,159 | 71 | -1,464 | 219 | 0 | 0 | 0 | 0 | 640 | 24,338 |
| 2009-05-28 | 13 | 15,631 | 4,731 | 7,159 | 71 | -1,176 | 231 | 0 | 0 | 0 | 0 | 204 | 26,851 |
| 2009-05-28 | 14 | 16,378 | 6,349 | 7,157 | 79 | -1,020 | 270 | 0 | 0 | 0 | 0 | 200 | 29,413 |
| 2009-05-28 | 15 | 16,841 | 7,845 | 7,157 | 97 | -190 | 290 | 0 | 0 | 0 | 0 | 578 | 32,618 |
| 2009-05-28 | 16 | 17,422 | 9,526 | 7,155 | 91 | 68 | 304 | 0 | 0 | 0 | 0 | 468 | 35,034 |
| 2009-05-28 | 17 | 17,793 | 10,957 | 7,148 | 120 | 488 | 290 | 0 | 0 | 0 | 0 | 348 | 37,144 |
| 2009-05-28 | 18 | 17,848 | 11,694 | 7,046 | 210 | 860 | 235 | 0 | 0 | 0 | 0 | 360 | 38,253 |
| 2009-05-28 | 19 | 17,504 | 12,122 | 7,148 | 599 | 756 | 237 | 0 | 0 | 0 | 0 | 1,106 | 39,472 |
| 2009-05-28 | 20 | 17,504 | 12,397 | 7,158 | 581 | 788 | 234 | 0 | 0 | 0 | 0 | 1,108 | 39,770 |
| 2009-05-28 | 21 | 17,423 | 12,404 | 7,164 | 571 | 1,272 | 219 | 0 | 0 | 0 | 0 | 1,010 | 40,063 |
| 2009-05-28 | 22 | 17,469 | 11,968 | 7,154 | 660 | 1,708 | 225 | 0 | 0 | 0 | 0 | 1,008 | 40,192 |
| 2009-05-28 | 23 | 17,629 | 11,991 | 7,157 | 710 | 1,596 | 231 | 0 | 0 | 0 | 0 | 1,006 | 40,320 |
| 2009-05-28 | 24 | 17,673 | 12,038 | 7,155 | 717 | 1,488 | 249 | 0 | 0 | 0 | 0 | 1,006 | 40,326 |
| 2009-05-28 | 25 | 17,871 | 12,200 | 7,151 | 713 | 1,286 | 225 | 0 | 0 | 0 | 0 | 1,006 | 40,452 |
| 2009-05-28 | 26 | 17,953 | 12,371 | 7,159 | 634 | 904 | 215 | 0 | 0 | 0 | 0 | 1,006 | 40,242 |
| 2009-05-28 | 27 | 18,172 | 12,103 | 7,157 | 457 | 830 | 269 | 0 | 0 | 0 | 0 | 1,104 | 40,092 |
| 2009-05-28 | 28 | 18,284 | 12,033 | 7,149 | 281 | 804 | 256 | 0 | 0 | 0 | 0 | 1,108 | 39,915 |
| 2009-05-28 | 29 | 18,149 | 12,327 | 7,136 | 197 | 516 | 248 | 0 | 0 | 0 | 0 | 1,106 | 39,679 |
| 2009-05-28 | 30 | 18,018 | 12,218 | 7,108 | 195 | 416 | 249 | 0 | 0 | 0 | 0 | 1,108 | 39,312 |
| 2009-05-28 | 31 | 17,829 | 12,136 | 7,105 | 154 | 592 | 237 | 0 | 0 | 0 | 0 | 1,160 | 39,213 |
| 2009-05-28 | 32 | 17,947 | 12,244 | 7,103 | 128 | 542 | 213 | 0 | 0 | 0 | 0 | 1,164 | 39,341 |
| 2009-05-28 | 33 | 18,032 | 12,328 | 7,111 | 215 | 516 | 314 | 0 | 0 | 0 | 0 | 1,164 | 39,680 |
| 2009-05-28 | 34 | 18,065 | 12,292 | 7,123 | 278 | 742 | 327 | 0 | 0 | 0 | 0 | 1,164 | 39,991 |
| 2009-05-28 | 35 | 18,070 | 12,302 | 7,153 | 267 | 742 | 336 | 0 | 0 | 0 | 0 | 1,164 | 40,034 |
| 2009-05-28 | 36 | 18,006 | 11,884 | 7,157 | 268 | 688 | 311 | 0 | 0 | 0 | 0 | 1,164 | 39,478 |
| 2009-05-28 | 37 | 17,889 | 11,394 | 7,156 | 273 | 658 | 291 | 0 | 0 | 0 | 0 | 1,164 | 38,825 |
| 2009-05-28 | 38 | 17,887 | 10,872 | 7,160 | 275 | 438 | 287 | 0 | 0 | 0 | 0 | 1,164 | 38,083 |
| 2009-05-28 | 39 | 17,884 | 9,948 | 7,158 | 299 | 366 | 282 | 0 | 0 | 0 | 0 | 1,526 | 37,463 |
| 2009-05-28 | 40 | 17,788 | 9,060 | 7,155 | 297 | 566 | 261 | 0 | 0 | 0 | 0 | 1,576 | 36,703 |
| 2009-05-28 | 41 | 17,804 | 8,443 | 7,157 | 256 | 392 | 246 | 0 | 0 | 0 | 0 | 1,656 | 35,954 |
| 2009-05-28 | 42 | 17,680 | 7,934 | 7,160 | 220 | 364 | 238 | 0 | 0 | 0 | 0 | 1,702 | 35,298 |
| 2009-05-28 | 43 | 17,436 | 8,120 | 7,162 | 197 | 392 | 237 | 0 | 0 | 0 | 0 | 1,716 | 35,260 |
| 2009-05-28 | 44 | 17,592 | 8,331 | 7,161 | 193 | 374 | 230 | 0 | 0 | 0 | 0 | 1,672 | 35,553 |
| 2009-05-28 | 45 | 17,849 | 8,111 | 7,157 | 163 | 582 | 215 | 0 | 0 | 0 | 0 | 1,564 | 35,641 |
| 2009-05-28 | 46 | 17,795 | 6,881 | 7,162 | 149 | 154 | 204 | 0 | 0 | 0 | 0 | 1,544 | 33,889 |
| 2009-05-28 | 47 | 16,757 | 5,940 | 7,167 | 101 | -340 | 215 | 0 | 0 | 0 | 0 | 1,628 | 31,468 |
| 2009-05-28 | 48 | 15,871 | 5,851 | 7,162 | 102 | -1,532 | 216 | 0 | 0 | 0 | 0 | 1,642 | 29,312 |