condition mean min max 4 h after light 44.22545 43.8676 44.5833 8 h after light 36.09635 31.1672 41.0255 12 h after light 49.39245 39.448 59.3369 4 h after dark 33.53183333333333 27.7583 39.5053 8 h after dark 42.952333333333335 35.1967 50.6807 12 h after dark 41.312133333333335 38.3414 45.6382