condition mean min max 0 h after light 89.0177 86.4162 91.6192 4 h after light 62.992000000000004 59.0091 66.9749 8 h after light 38.2859 35.5279 41.0439 4 h after dark 79.64 66.6186 92.6614 8 h after dark 79.40244999999999 76.7327 82.0722 12 h after dark 104.16185 95.7037 112.62