condition mean min max 0 h after light 57.33925 55.2674 59.4111 4 h after light 38.740899999999996 37.8257 39.6561 8 h after light 27.42925 24.3115 30.547 4 h after dark 58.35655 55.0508 61.6623 8 h after dark 55.203 54.1038 56.3022 12 h after dark 52.3956 50.965 53.8262