| SD | SP | Gas | Coal | Nuclear | Hydro | Pumped | Wind | OCGT | Oil | Other | Biomass | Imports | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2012-05-21 | 1 | 4,890 | 11,197 | 7,938 | 109 | -818 | 477 | 0 | 0 | 0 | 45 | 1,584 | 25,422 |
| 2012-05-21 | 2 | 4,759 | 11,184 | 7,938 | 118 | -1,110 | 433 | 0 | 0 | 0 | 44 | 1,584 | 24,950 |
| 2012-05-21 | 3 | 4,898 | 11,493 | 7,939 | 118 | -1,088 | 381 | 0 | 0 | 0 | 44 | 1,574 | 25,359 |
| 2012-05-21 | 4 | 5,170 | 11,676 | 7,946 | 119 | -1,072 | 316 | 0 | 0 | 0 | 44 | 1,584 | 25,783 |
| 2012-05-21 | 5 | 5,322 | 11,504 | 7,948 | 117 | -1,262 | 343 | 0 | 0 | 0 | 44 | 1,584 | 25,600 |
| 2012-05-21 | 6 | 5,248 | 11,288 | 7,950 | 117 | -1,338 | 411 | 0 | 0 | 0 | 45 | 1,584 | 25,305 |
| 2012-05-21 | 7 | 5,207 | 11,135 | 7,947 | 118 | -1,520 | 446 | 0 | 0 | 0 | 44 | 1,584 | 24,961 |
| 2012-05-21 | 8 | 5,200 | 10,879 | 7,991 | 113 | -1,562 | 463 | 0 | 0 | 0 | 45 | 1,576 | 24,705 |
| 2012-05-21 | 9 | 5,333 | 10,401 | 8,068 | 106 | -1,546 | 505 | 0 | 0 | 0 | 44 | 1,574 | 24,485 |
| 2012-05-21 | 10 | 5,386 | 10,064 | 8,095 | 107 | -1,462 | 485 | 0 | 0 | 0 | 44 | 1,598 | 24,317 |
| 2012-05-21 | 11 | 5,632 | 10,445 | 8,100 | 107 | -1,164 | 458 | 0 | 0 | 0 | 44 | 822 | 24,444 |
| 2012-05-21 | 12 | 5,692 | 11,532 | 8,100 | 109 | -1,210 | 440 | 0 | 0 | 0 | 45 | 854 | 25,562 |
| 2012-05-21 | 13 | 6,286 | 12,818 | 8,101 | 123 | -422 | 425 | 0 | 0 | 0 | 44 | 1,100 | 28,475 |
| 2012-05-21 | 14 | 7,719 | 14,181 | 8,104 | 151 | -26 | 408 | 0 | 0 | 0 | 44 | 1,104 | 31,685 |
| 2012-05-21 | 15 | 10,271 | 15,308 | 8,097 | 273 | 410 | 450 | 0 | 0 | 0 | 44 | 878 | 35,731 |
| 2012-05-21 | 16 | 11,898 | 15,685 | 8,097 | 275 | 906 | 517 | 0 | 0 | 0 | 44 | 762 | 38,184 |
| 2012-05-21 | 17 | 13,022 | 15,809 | 8,097 | 290 | 590 | 543 | 0 | 0 | 0 | 44 | 998 | 39,393 |
| 2012-05-21 | 18 | 13,092 | 15,920 | 8,091 | 313 | 584 | 554 | 0 | 0 | 0 | 44 | 960 | 39,558 |
| 2012-05-21 | 19 | 13,145 | 15,951 | 8,087 | 490 | 888 | 548 | 0 | 0 | 0 | 44 | 1,124 | 40,277 |
| 2012-05-21 | 20 | 13,238 | 15,809 | 8,089 | 524 | 926 | 574 | 0 | 0 | 0 | 44 | 1,124 | 40,328 |
| 2012-05-21 | 21 | 13,194 | 15,669 | 8,110 | 492 | 972 | 594 | 0 | 0 | 0 | 44 | 1,114 | 40,189 |
| 2012-05-21 | 22 | 12,837 | 15,897 | 8,101 | 476 | 1,048 | 598 | 0 | 0 | 0 | 44 | 1,112 | 40,113 |
| 2012-05-21 | 23 | 13,162 | 15,929 | 8,108 | 490 | 714 | 616 | 0 | 0 | 0 | 44 | 1,244 | 40,307 |
| 2012-05-21 | 24 | 13,512 | 15,956 | 8,104 | 427 | 708 | 600 | 0 | 0 | 0 | 44 | 1,244 | 40,595 |
| 2012-05-21 | 25 | 13,670 | 16,059 | 8,102 | 428 | 394 | 561 | 0 | 0 | 0 | 44 | 1,242 | 40,500 |
| 2012-05-21 | 26 | 13,530 | 15,963 | 8,108 | 420 | 298 | 536 | 0 | 0 | 0 | 44 | 1,242 | 40,141 |
| 2012-05-21 | 27 | 13,501 | 15,782 | 8,119 | 283 | 290 | 581 | 0 | 0 | 0 | 44 | 1,082 | 39,682 |
| 2012-05-21 | 28 | 13,315 | 15,567 | 8,119 | 283 | 320 | 547 | 0 | 0 | 0 | 44 | 1,080 | 39,275 |
| 2012-05-21 | 29 | 13,049 | 15,500 | 8,140 | 283 | 314 | 593 | 0 | 0 | 0 | 44 | 1,078 | 39,001 |
| 2012-05-21 | 30 | 12,494 | 15,774 | 8,138 | 267 | 308 | 611 | 0 | 0 | 0 | 44 | 1,078 | 38,714 |
| 2012-05-21 | 31 | 12,088 | 15,859 | 8,136 | 229 | 310 | 649 | 0 | 0 | 0 | 44 | 1,080 | 38,395 |
| 2012-05-21 | 32 | 12,198 | 15,958 | 8,147 | 230 | 300 | 674 | 0 | 0 | 0 | 44 | 1,058 | 38,609 |
| 2012-05-21 | 33 | 12,428 | 15,989 | 8,147 | 221 | 322 | 700 | 0 | 0 | 0 | 44 | 1,322 | 39,173 |
| 2012-05-21 | 34 | 12,503 | 16,054 | 8,144 | 223 | 618 | 745 | 0 | 0 | 0 | 44 | 1,318 | 39,649 |
| 2012-05-21 | 35 | 12,436 | 16,159 | 8,139 | 258 | 430 | 768 | 0 | 0 | 0 | 44 | 1,574 | 39,808 |
| 2012-05-21 | 36 | 12,177 | 16,122 | 8,140 | 254 | 330 | 766 | 0 | 0 | 0 | 44 | 1,576 | 39,409 |
| 2012-05-21 | 37 | 11,938 | 16,079 | 8,159 | 256 | 312 | 801 | 0 | 0 | 0 | 44 | 1,078 | 38,667 |
| 2012-05-21 | 38 | 11,747 | 15,820 | 8,151 | 257 | 342 | 818 | 0 | 0 | 0 | 44 | 1,058 | 38,237 |
| 2012-05-21 | 39 | 11,582 | 15,022 | 8,155 | 205 | 332 | 855 | 0 | 0 | 0 | 44 | 1,400 | 37,595 |
| 2012-05-21 | 40 | 11,078 | 14,849 | 8,155 | 205 | 468 | 861 | 0 | 0 | 0 | 44 | 1,402 | 37,062 |
| 2012-05-21 | 41 | 10,695 | 14,820 | 8,161 | 202 | 440 | 808 | 0 | 0 | 0 | 44 | 1,392 | 36,562 |
| 2012-05-21 | 42 | 10,145 | 14,789 | 8,165 | 202 | 472 | 792 | 0 | 0 | 0 | 44 | 1,394 | 36,003 |
| 2012-05-21 | 43 | 10,497 | 15,004 | 8,160 | 151 | 436 | 740 | 0 | 0 | 0 | 35 | 1,404 | 36,427 |
| 2012-05-21 | 44 | 10,695 | 14,427 | 8,165 | 150 | 680 | 718 | 0 | 0 | 0 | 0 | 1,402 | 36,237 |
| 2012-05-21 | 45 | 10,483 | 13,584 | 8,170 | 148 | 170 | 695 | 0 | 0 | 0 | 0 | 1,574 | 34,824 |
| 2012-05-21 | 46 | 9,297 | 12,658 | 8,174 | 147 | 32 | 679 | 0 | 0 | 0 | 0 | 1,574 | 32,561 |
| 2012-05-21 | 47 | 7,448 | 12,305 | 8,171 | 130 | -18 | 615 | 0 | 0 | 0 | 0 | 1,574 | 30,225 |
| 2012-05-21 | 48 | 6,306 | 11,914 | 8,172 | 128 | -466 | 597 | 0 | 0 | 0 | 0 | 1,574 | 28,225 |