2005 Gross Power Generation 
(in MWh)
 LUZON   JAN   FEB   MAR   APR   MAY   JUN   JUL   AUG   SEP   OCT   NOV   DEC   Total 
 Coal         1,324,082        1,018,784        1,086,001        1,168,650        1,485,468        1,492,280        1,246,559        1,193,459        1,325,709        1,122,574        1,048,012        1,141,697        14,653,275
 Oil-based            208,520           200,550           184,250           196,836           262,005           233,979           192,160           161,604           133,850             99,595             83,974             64,319          2,021,641
    Combined Cycle                      -                       -                       -                       -               38,827             44,824               6,957                     -                       -                       -                       -                       -                 90,608
    Diesel            193,781           200,550           184,250           196,836           223,178           189,155           182,106           159,183           133,850             99,595             83,974             64,319          1,910,774
    Gas Turbine                      -                       -                       -                       -                       -                       -                 1,433                     -                       -                       -                       -                       -                   1,433
    Oil Thermal              14,740                     -                       -                       -                       -                       -                 1,665               2,422                     -                       -                       -                       -                 18,826
 Natural Gas            819,817        1,349,143        1,230,027        1,595,148        1,541,820        1,449,460        1,521,550        1,653,889        1,420,966        1,578,785        1,554,892        1,145,420        16,860,917
 Geothermal            318,569           350,798           321,821           337,727           300,698           185,708           108,840             98,678             65,879           100,692           224,004           328,789          2,742,203
 Hydro            333,466           320,168           238,230           201,203           194,500           289,289           354,070           386,425           511,163           522,725           483,822           496,162          4,331,224
 Wind                      -                       -                       -                      21                  849               1,268               1,851               1,769               1,827               3,037               3,405               3,442               17,469
 Total Generation         3,004,454        3,239,442        3,060,329        3,499,584        3,785,340        3,651,983        3,425,031        3,495,825        3,459,394        3,427,409        3,398,109        3,179,829        40,626,730
                           
 VISAYAS                           
 Coal              43,934             32,616             40,864             53,351             59,301             60,912             54,352             48,788             57,860             54,119             47,025             50,781             603,903
 Oil-based            160,469           168,201           156,889           175,153           173,284           178,908           153,887           168,660           129,481           115,067           113,383           106,493          1,799,876
    Combined Cycle                      -                       -                       -                       -                       -                       -                       -                       -                       -                       -                       -                       -                         -  
    Diesel            125,953           135,526           123,815           137,838           139,812           143,388           135,683           133,946           106,003           103,381           105,244             95,841          1,486,431
    Gas Turbine                2,178               3,686               2,475               8,204               7,306                    14                     -                       -                       -                       -                       -                       -                 23,862
    Oil Thermal              32,338             28,989             30,600             29,112             26,166             35,505             18,204             34,714             23,478             11,686               8,138             10,652             289,582
 Natural Gas                      -                       -                       -                       -                       -                       -                       -                       -                       -                       -                       -                       -                         -  
 Geothermal            541,928           575,509           432,069           497,293           543,336           563,497           556,570           529,920           490,869           506,877           536,256           493,253          6,267,377
 Hydro                2,022               1,427               1,473               1,214               1,183               1,765               2,404               3,041               3,001               3,634               2,887               3,145               27,196
 Total Generation            748,353           777,754           631,295           727,011           777,105           805,081           767,213           750,408           681,211           679,697           699,551           653,672          8,698,352
                           
 MINDANAO                           
 Coal                      -                       -                       -                       -                       -                       -                       -                       -                       -                       -                       -                       -                         -  
 Oil-based            144,467           189,870           211,608           246,321           266,848           211,087           166,908           165,497           152,951           203,886           194,806           165,679          2,319,927
    Combined Cycle                      -                       -                       -                       -                       -                       -                       -                       -                       -                       -                       -                       -                         -  
    Diesel            144,460           189,862           211,591           246,316           266,841           211,041           166,898           165,487           152,941           203,865           194,799           165,671          2,319,772
    Gas Turbine                      -                       -                       -                       -                       -                       -                       -                       -                       -                       -                       -                       -                         -  
    Oil                        8                      7                    17                      6                      7                    46                    10                    10                    10                    21                      7                      8                    155
 Natural Gas                      -                       -                       -                       -                       -                       -                       -                       -                       -                       -                       -                       -                         -  
 Geothermal              63,044             72,520             70,305             74,954             75,586             77,499             74,891             77,799             78,505             73,004             78,603             76,152             892,863
 Hydro            372,297           341,997           269,246           310,462           264,789           329,166           337,712           354,963           393,527           347,098           361,297           345,799          4,028,352
 Solar                   108                  231                  139                  140                  118                  110                  110                  110                  121                  128                  107                    97                 1,517
 Total Generation            579,916           604,618           551,297           631,877           607,341           617,862           579,621           598,369           625,104           624,115           634,812           587,726          7,242,659
                           
 Total PHILIPPINES                           
 Coal         1,368,017        1,051,401        1,126,865        1,222,001        1,544,769        1,553,191        1,300,911        1,242,247        1,383,569        1,176,693        1,095,036        1,192,478        15,257,178
 Oil-based            513,456           558,621           552,747           618,310           702,137           623,973           512,955           495,761           416,282           418,548           392,163           336,491          6,141,444
    Combined Cycle                      -                       -                       -                       -               38,827             44,824               6,957                     -                       -                       -                       -                       -                 90,608
    Diesel            464,193           525,938           519,656           580,989           629,831           543,584           484,687           458,615           392,794           406,841           384,017           325,832          5,716,977
    Gas Turbine                2,178               3,686               2,475               8,204               7,306                    14               1,433                     -                       -                       -                       -                       -                 25,295
    Oil               47,085             28,997             30,616             29,118             26,173             35,551             19,879             37,146             23,488             11,707               8,145             10,659             308,564
 Natural Gas            819,817        1,349,143        1,230,027        1,595,148        1,541,820        1,449,460        1,521,550        1,653,889        1,420,966        1,578,785        1,554,892        1,145,420        16,860,917
 Geothermal            923,542           998,827           824,195           909,974           919,620           826,704           740,302           706,398           635,253           680,573           838,864           898,193          9,902,443
 Hydro            707,785           663,592           508,949           512,879           460,473           620,219           694,186           744,429           907,691           873,457           848,006           845,106          8,386,773
 Wind/Solar                   108                  231                  139                  161                  967               1,378               1,961               1,879               1,947               3,165               3,511               3,539               18,986
 Total Generation         4,332,723        4,621,814        4,242,922        4,858,472        5,169,786        5,074,926        4,771,866        4,844,603        4,765,708        4,731,221        4,732,472        4,421,227        56,567,740