condition mean min max 3 h after light 0.0 0.0 0.0 7 h after light 0.0 0.0 0.0 11 h after light 0.008142633333333333 0.0 0.0614715 2 h after dark 0.0028031749999999998 0.0 0.0336381 6 h after dark 0.007507616666666667 0.0 0.0503967 10 h after dark 0.0 0.0 0.0