| SD | SP | Gas | Coal | Nuclear | Hydro | Pumped | Wind | OCGT | Oil | Other | Biomass | Imports | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2009-07-23 | 1 | 16,290 | 2,243 | 7,791 | 105 | -1,394 | 179 | 0 | 0 | 0 | 0 | 1,094 | 26,308 |
| 2009-07-23 | 2 | 15,732 | 1,871 | 7,774 | 104 | -1,344 | 166 | 0 | 0 | 0 | 0 | 1,100 | 25,403 |
| 2009-07-23 | 3 | 16,147 | 1,950 | 7,803 | 104 | -1,850 | 179 | 0 | 0 | 0 | 0 | 588 | 24,921 |
| 2009-07-23 | 4 | 15,808 | 1,838 | 7,856 | 105 | -1,862 | 183 | 0 | 0 | 0 | 0 | 512 | 24,440 |
| 2009-07-23 | 5 | 15,223 | 1,805 | 7,868 | 104 | -1,852 | 177 | 0 | 0 | 0 | 0 | 610 | 23,935 |
| 2009-07-23 | 6 | 15,049 | 1,712 | 7,872 | 104 | -1,838 | 147 | 0 | 0 | 0 | 0 | 612 | 23,658 |
| 2009-07-23 | 7 | 14,663 | 1,761 | 7,877 | 104 | -1,898 | 141 | 0 | 0 | 0 | 0 | 768 | 23,416 |
| 2009-07-23 | 8 | 14,753 | 1,722 | 7,873 | 105 | -1,892 | 168 | 0 | 0 | 0 | 0 | 758 | 23,487 |
| 2009-07-23 | 9 | 15,063 | 1,710 | 7,875 | 106 | -1,880 | 196 | 0 | 0 | 0 | 0 | 536 | 23,606 |
| 2009-07-23 | 10 | 14,798 | 1,717 | 7,869 | 66 | -1,868 | 188 | 0 | 0 | 0 | 0 | 636 | 23,406 |
| 2009-07-23 | 11 | 14,611 | 1,742 | 7,871 | 65 | -1,328 | 226 | 0 | 0 | 0 | 0 | 210 | 23,397 |
| 2009-07-23 | 12 | 15,272 | 1,816 | 7,867 | 66 | -1,294 | 208 | 0 | 0 | 0 | 0 | 204 | 24,139 |
| 2009-07-23 | 13 | 16,178 | 2,467 | 7,867 | 66 | -794 | 194 | 0 | 0 | 0 | 0 | 398 | 26,376 |
| 2009-07-23 | 14 | 16,539 | 3,974 | 7,870 | 75 | -166 | 203 | 0 | 0 | 0 | 0 | 404 | 28,899 |
| 2009-07-23 | 15 | 17,478 | 6,619 | 7,870 | 127 | 230 | 219 | 0 | 0 | 0 | 0 | -458 | 32,085 |
| 2009-07-23 | 16 | 17,857 | 8,464 | 7,874 | 129 | 474 | 243 | 0 | 0 | 0 | 0 | -524 | 34,517 |
| 2009-07-23 | 17 | 18,218 | 10,347 | 7,877 | 128 | 444 | 240 | 0 | 0 | 0 | 0 | -660 | 36,594 |
| 2009-07-23 | 18 | 18,414 | 11,380 | 7,874 | 150 | 736 | 233 | 0 | 0 | 0 | 0 | -818 | 37,969 |
| 2009-07-23 | 19 | 18,471 | 11,834 | 7,877 | 290 | 542 | 234 | 0 | 0 | 0 | 0 | -212 | 39,036 |
| 2009-07-23 | 20 | 18,571 | 12,251 | 7,872 | 292 | 410 | 249 | 0 | 0 | 0 | 0 | -198 | 39,447 |
| 2009-07-23 | 21 | 18,521 | 12,555 | 7,874 | 297 | 304 | 280 | 0 | 0 | 0 | 0 | -150 | 39,681 |
| 2009-07-23 | 22 | 18,489 | 12,588 | 7,810 | 311 | 538 | 286 | 0 | 0 | 0 | 0 | -152 | 39,870 |
| 2009-07-23 | 23 | 18,550 | 12,514 | 7,877 | 444 | 566 | 310 | 0 | 0 | 0 | 0 | -54 | 40,207 |
| 2009-07-23 | 24 | 18,541 | 12,583 | 7,876 | 530 | 642 | 292 | 0 | 0 | 0 | 0 | -54 | 40,410 |
| 2009-07-23 | 25 | 18,683 | 12,494 | 7,866 | 550 | 658 | 292 | 0 | 0 | 0 | 0 | -54 | 40,489 |
| 2009-07-23 | 26 | 18,730 | 12,353 | 7,869 | 498 | 580 | 303 | 0 | 0 | 0 | 0 | -56 | 40,277 |
| 2009-07-23 | 27 | 18,764 | 12,210 | 7,872 | 422 | 796 | 345 | 0 | 0 | 0 | 0 | -394 | 40,015 |
| 2009-07-23 | 28 | 18,743 | 11,818 | 7,870 | 439 | 882 | 357 | 0 | 0 | 0 | 0 | -400 | 39,709 |
| 2009-07-23 | 29 | 18,594 | 11,702 | 7,871 | 367 | 1,114 | 345 | 0 | 0 | 0 | 0 | -396 | 39,597 |
| 2009-07-23 | 30 | 18,592 | 11,710 | 7,867 | 368 | 954 | 341 | 5 | 0 | 0 | 0 | -402 | 39,435 |
| 2009-07-23 | 31 | 18,674 | 11,323 | 7,878 | 369 | 744 | 346 | 0 | 0 | 0 | 0 | -68 | 39,266 |
| 2009-07-23 | 32 | 18,712 | 11,273 | 7,874 | 376 | 868 | 315 | 0 | 0 | 0 | 0 | -70 | 39,348 |
| 2009-07-23 | 33 | 18,751 | 11,191 | 7,886 | 407 | 988 | 306 | 0 | 0 | 0 | 0 | -68 | 39,461 |
| 2009-07-23 | 34 | 18,736 | 11,485 | 7,875 | 371 | 1,070 | 308 | 0 | 0 | 0 | 0 | -70 | 39,775 |
| 2009-07-23 | 35 | 18,787 | 11,457 | 7,868 | 343 | 1,040 | 351 | 0 | 0 | 0 | 0 | -68 | 39,778 |
| 2009-07-23 | 36 | 18,785 | 11,120 | 7,848 | 333 | 768 | 295 | 0 | 0 | 0 | 0 | -70 | 39,079 |
| 2009-07-23 | 37 | 18,836 | 10,556 | 7,826 | 198 | 852 | 221 | 0 | 0 | 0 | 0 | -68 | 38,421 |
| 2009-07-23 | 38 | 18,820 | 9,889 | 7,766 | 206 | 736 | 215 | 0 | 0 | 0 | 0 | 48 | 37,680 |
| 2009-07-23 | 39 | 18,584 | 8,629 | 7,731 | 130 | 876 | 174 | 0 | 0 | 0 | 0 | 704 | 36,828 |
| 2009-07-23 | 40 | 18,566 | 8,003 | 7,731 | 115 | 664 | 146 | 0 | 0 | 0 | 0 | 716 | 35,941 |
| 2009-07-23 | 41 | 18,825 | 7,035 | 7,735 | 108 | 436 | 132 | 0 | 0 | 0 | 0 | 888 | 35,159 |
| 2009-07-23 | 42 | 19,055 | 6,054 | 7,733 | 105 | 368 | 130 | 0 | 0 | 0 | 0 | 1,212 | 34,657 |
| 2009-07-23 | 43 | 19,326 | 6,323 | 7,737 | 91 | 512 | 114 | 0 | 0 | 0 | 0 | 870 | 34,973 |
| 2009-07-23 | 44 | 19,446 | 6,797 | 7,727 | 90 | 658 | 120 | 0 | 0 | 0 | 0 | 410 | 35,248 |
| 2009-07-23 | 45 | 19,292 | 6,507 | 7,731 | 90 | 412 | 114 | 0 | 0 | 0 | 0 | 304 | 34,450 |
| 2009-07-23 | 46 | 18,836 | 5,133 | 7,737 | 89 | 118 | 141 | 0 | 0 | 0 | 0 | 346 | 32,400 |
| 2009-07-23 | 47 | 18,223 | 3,807 | 7,732 | 75 | -166 | 151 | 0 | 0 | 0 | 0 | 330 | 30,152 |
| 2009-07-23 | 48 | 17,342 | 3,040 | 7,692 | 112 | -676 | 149 | 0 | 0 | 0 | 0 | 406 | 28,065 |