condition mean min max 0 h after light 7.3332250000000005 7.11101 7.55544 4 h after light 8.374645 5.48909 11.2602 8 h after light 24.483249999999998 24.2365 24.73 4 h after dark 16.824650000000002 15.8726 17.7767 8 h after dark 6.646875 5.51788 7.77587 12 h after dark 6.6678049999999995 6.59934 6.73627