| The average power consumption (kilowatt/minute) | Month | 2007 | 2008 | 2009 | 2010 |
| 1 | (1.546033, 1.29201) | (1.459920, 1.2058) | (1.410202, 1.23113) | (1.430524, 1.14829) | 2 | (1.401083, 1.31234) | (1.181384, 1.15272) | (1.247567, 1.09718) | (1.375854, 1.06622) | 3 | (1.318627, 1.27604) | (1.245336, 1.14283) | (1.226734, 1.02127) | (1.130075, 0.922584) | 4 | (0.891188, 0.98919) | (1.115972, 1.07732) | (1.140689, 0.973492) | (1.027295, 0.836552) | 5 | (0.985861, 1.00641) | (1.024281, 0.964457) | (1.012855, 0.87253) | (1.095284, 0.904557) | 6 | (0.826814, 0.953) | (0.994096, 0.977501) | (0.840756, 0.779055) | (0.969614, 0.833514) | 7 | (0.667366, 0.822755) | (0.794780, 0.802558) | (0.618120, 0.628642) | (0.721067, 0.641291) | 8 | (0.764186, 0.896657) | (0.276488, 0.415126) | (0.664618, 0.742219) | (0.590778, 0.638138) | 9 | (0.969318, 1.06606) | (0.987680, 0.962621) | (0.986840, 0.936502) | (0.956442, 0.815049) | 10 | (1.103910, 1.11954) | (1.136768, 1.05956) | (1.144486, 1.04126) | (1.163398, 0.991783) | 11 | (1.294472, 1.21085) | (1.387065, 1.20713) | (1.274743, 1.10642) | (1.196854, 0.989863) | 12 | (1.626473, 1.3572) | (1.275189, 1.05568) | (1.364420, 1.11317) | ā |
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