condition mean min max 3 h after light 236.21066666666667 225.243 242.402 6 h after light 68.08279999999999 55.749 91.7743 9 h after light 10.457346666666668 8.18424 12.9494 12 h after light 47.553975 16.7284 134.673 3 h after dark 40.3008 33.0118 44.4841 6 h after dark 44.8448 43.3354 47.3435 9 h after dark 136.48033333333333 125.827 154.119 12 h after dark 184.781 162.968 206.594