| SD | SP | Gas | Coal | Nuclear | Hydro | Pumped | Wind | OCGT | Oil | Other | Biomass | Imports | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2012-05-12 | 1 | 4,880 | 12,317 | 8,088 | 117 | -260 | 1,531 | 0 | 0 | 0 | 44 | 1,086 | 27,803 |
| 2012-05-12 | 2 | 4,738 | 12,155 | 7,979 | 117 | -716 | 1,525 | 0 | 0 | 0 | 44 | 1,086 | 26,928 |
| 2012-05-12 | 3 | 4,964 | 12,361 | 7,903 | 117 | -958 | 1,517 | 0 | 0 | 0 | 45 | 1,086 | 27,035 |
| 2012-05-12 | 4 | 5,264 | 12,375 | 7,882 | 116 | -950 | 1,450 | 0 | 0 | 0 | 44 | 1,084 | 27,265 |
| 2012-05-12 | 5 | 4,977 | 12,303 | 7,882 | 102 | -952 | 1,384 | 0 | 0 | 0 | 45 | 1,086 | 26,827 |
| 2012-05-12 | 6 | 4,792 | 12,257 | 7,886 | 102 | -1,060 | 1,320 | 0 | 0 | 0 | 45 | 1,086 | 26,428 |
| 2012-05-12 | 7 | 4,838 | 12,229 | 7,939 | 102 | -1,388 | 1,259 | 0 | 0 | 0 | 45 | 1,014 | 26,038 |
| 2012-05-12 | 8 | 4,725 | 12,173 | 8,032 | 102 | -1,502 | 1,247 | 0 | 0 | 0 | 45 | 1,014 | 25,836 |
| 2012-05-12 | 9 | 4,626 | 12,160 | 8,078 | 102 | -1,760 | 1,157 | 0 | 0 | 0 | 45 | 1,012 | 25,420 |
| 2012-05-12 | 10 | 4,646 | 11,799 | 8,075 | 102 | -1,788 | 1,127 | 0 | 0 | 0 | 44 | 1,048 | 25,053 |
| 2012-05-12 | 11 | 4,616 | 11,027 | 8,075 | 101 | -1,864 | 1,203 | 0 | 0 | 0 | 44 | 1,240 | 24,442 |
| 2012-05-12 | 12 | 4,637 | 11,025 | 8,040 | 101 | -1,778 | 1,166 | 0 | 0 | 0 | 44 | 1,298 | 24,533 |
| 2012-05-12 | 13 | 4,859 | 11,804 | 8,021 | 101 | -1,514 | 1,048 | 0 | 0 | 0 | 44 | 1,400 | 25,763 |
| 2012-05-12 | 14 | 5,361 | 12,038 | 8,024 | 107 | -866 | 949 | 0 | 0 | 0 | 45 | 1,364 | 27,022 |
| 2012-05-12 | 15 | 6,759 | 12,509 | 8,029 | 161 | -34 | 904 | 0 | 0 | 0 | 45 | 572 | 28,945 |
| 2012-05-12 | 16 | 7,891 | 12,847 | 8,031 | 168 | 54 | 925 | 0 | 0 | 0 | 45 | 564 | 30,525 |
| 2012-05-12 | 17 | 9,081 | 13,011 | 8,023 | 167 | 342 | 950 | 0 | 0 | 0 | 45 | 728 | 32,347 |
| 2012-05-12 | 18 | 10,210 | 13,305 | 8,025 | 187 | 324 | 971 | 0 | 0 | 0 | 45 | 590 | 33,657 |
| 2012-05-12 | 19 | 10,649 | 13,472 | 8,016 | 344 | 314 | 956 | 0 | 0 | 0 | 45 | 1,034 | 34,830 |
| 2012-05-12 | 20 | 10,699 | 13,479 | 8,021 | 345 | 554 | 974 | 0 | 0 | 0 | 44 | 1,076 | 35,192 |
| 2012-05-12 | 21 | 10,669 | 13,541 | 7,958 | 357 | 810 | 963 | 0 | 0 | 0 | 44 | 1,076 | 35,418 |
| 2012-05-12 | 22 | 10,722 | 13,587 | 7,945 | 367 | 662 | 944 | 0 | 0 | 0 | 44 | 1,076 | 35,347 |
| 2012-05-12 | 23 | 10,637 | 13,571 | 7,942 | 367 | 676 | 959 | 0 | 0 | 0 | 44 | 1,076 | 35,272 |
| 2012-05-12 | 24 | 10,561 | 13,536 | 7,946 | 367 | 596 | 976 | 0 | 0 | 0 | 44 | 1,076 | 35,102 |
| 2012-05-12 | 25 | 10,209 | 13,509 | 7,936 | 366 | 692 | 1,035 | 0 | 0 | 0 | 43 | 1,076 | 34,866 |
| 2012-05-12 | 26 | 10,071 | 13,277 | 7,826 | 354 | 610 | 1,117 | 0 | 0 | 0 | 44 | 1,076 | 34,375 |
| 2012-05-12 | 27 | 10,116 | 13,002 | 7,793 | 256 | 316 | 1,181 | 0 | 0 | 0 | 44 | 1,076 | 33,784 |
| 2012-05-12 | 28 | 9,694 | 12,903 | 7,754 | 255 | 314 | 1,198 | 0 | 0 | 0 | 44 | 1,076 | 33,238 |
| 2012-05-12 | 29 | 9,226 | 12,852 | 7,759 | 254 | 302 | 1,271 | 0 | 0 | 0 | 44 | 1,076 | 32,784 |
| 2012-05-12 | 30 | 8,919 | 12,675 | 7,770 | 251 | 296 | 1,315 | 0 | 0 | 0 | 44 | 1,076 | 32,346 |
| 2012-05-12 | 31 | 8,661 | 12,659 | 7,764 | 211 | 346 | 1,331 | 0 | 0 | 0 | 44 | 1,068 | 32,084 |
| 2012-05-12 | 32 | 8,640 | 12,650 | 7,781 | 214 | 292 | 1,362 | 0 | 0 | 0 | 44 | 1,068 | 32,051 |
| 2012-05-12 | 33 | 8,766 | 12,640 | 7,828 | 212 | 322 | 1,441 | 0 | 0 | 0 | 44 | 964 | 32,217 |
| 2012-05-12 | 34 | 9,163 | 12,735 | 7,942 | 233 | 444 | 1,412 | 0 | 0 | 0 | 44 | 970 | 32,943 |
| 2012-05-12 | 35 | 9,487 | 12,904 | 7,956 | 258 | 500 | 1,439 | 0 | 0 | 0 | 44 | 1,086 | 33,674 |
| 2012-05-12 | 36 | 9,736 | 12,936 | 7,985 | 254 | 486 | 1,442 | 0 | 0 | 0 | 44 | 1,086 | 33,969 |
| 2012-05-12 | 37 | 9,785 | 12,929 | 8,061 | 255 | 540 | 1,381 | 0 | 0 | 0 | 44 | 1,086 | 34,081 |
| 2012-05-12 | 38 | 9,643 | 12,841 | 8,077 | 253 | 448 | 1,369 | 0 | 0 | 0 | 44 | 1,086 | 33,761 |
| 2012-05-12 | 39 | 9,450 | 12,811 | 8,099 | 228 | 436 | 1,377 | 0 | 0 | 0 | 45 | 934 | 33,380 |
| 2012-05-12 | 40 | 9,310 | 12,720 | 8,097 | 243 | 372 | 1,216 | 0 | 0 | 0 | 45 | 928 | 32,931 |
| 2012-05-12 | 41 | 9,061 | 12,956 | 8,098 | 242 | 390 | 1,160 | 0 | 0 | 0 | 44 | 632 | 32,583 |
| 2012-05-12 | 42 | 8,904 | 12,891 | 8,096 | 238 | 498 | 1,153 | 0 | 0 | 0 | 44 | 632 | 32,456 |
| 2012-05-12 | 43 | 9,239 | 12,862 | 8,117 | 176 | 658 | 1,239 | 0 | 0 | 0 | 44 | 980 | 33,315 |
| 2012-05-12 | 44 | 9,262 | 12,716 | 8,150 | 238 | 662 | 1,308 | 0 | 0 | 0 | 45 | 988 | 33,369 |
| 2012-05-12 | 45 | 8,605 | 12,568 | 8,151 | 246 | 776 | 1,303 | 0 | 0 | 0 | 39 | 876 | 32,564 |
| 2012-05-12 | 46 | 7,792 | 12,336 | 8,154 | 242 | 404 | 1,315 | 0 | 0 | 0 | 43 | 872 | 31,158 |
| 2012-05-12 | 47 | 6,871 | 11,718 | 8,150 | 121 | 172 | 1,394 | 0 | 0 | 0 | 44 | 1,086 | 29,556 |
| 2012-05-12 | 48 | 6,411 | 10,938 | 8,150 | 116 | -22 | 1,498 | 0 | 0 | 0 | 45 | 1,086 | 28,222 |