condition mean min max 0 h after light 61.2883 60.6222 61.9544 4 h after light 72.3728 60.8063 83.9393 8 h after light 55.957350000000005 53.5536 58.3611 4 h after dark 113.3055 110.408 116.203 8 h after dark 122.8265 122.493 123.16 12 h after dark 87.108 80.8253 93.3907