condition mean min max 0 h after light 0.581627 0.232983 0.930271 4 h after light 3.2295599999999998 1.71974 4.73938 8 h after light 0.69692 0.47348 0.92036 4 h after dark 0.22908850000000003 0.114206 0.343971 8 h after dark 0.8637630000000001 0.572626 1.1549 12 h after dark 1.375825 1.16128 1.59037