condition mean min max 4 h after light 48.19758 43.37696 52.85913000000001 8 h after light 41.92188333333333 29.40322 55.89686999999999 12 h after light 35.149049999999995 24.7977 45.827909999999996 16 h after light 34.36351333333333 26.11838 41.6081 4 h after dark 110.75779999999999 103.4705 120.37799999999999 8 h after dark 37.19318 28.76632 42.85257