condition mean min max 4 h after light 111.6 111.6 111.6 8 h after light 481.75 126.1 837.4 12 h after light 4629.5 540.0 8719.0 4 h after dark 4453.3 1973.4 6933.2 8 h after dark 815.6 288.7 1342.5 12 h after dark 157.15 23.7 290.6