condition mean min max 0 h after light 0.305197 0.174176 0.436218 4 h after light 0.659778 0.343456 0.9761 8 h after light 0.3496215 0.344641 0.354602 4 h after dark 0.47177600000000003 0.256595 0.686957 8 h after dark 0.21515050000000002 0.172988 0.257313 12 h after dark 0.472658 0.434856 0.51046