condition mean min max 0 h after light 42.5968 41.0272 44.1664 4 h after light 69.33485 62.4266 76.2431 8 h after light 63.50875 59.789 67.2285 4 h after dark 42.669799999999995 37.7298 47.6098 8 h after dark 44.504850000000005 43.1103 45.8994 12 h after dark 43.19605 41.9433 44.4488