condition mean min max 4 h after light 1.2088610000000002 0.954752 1.46297 8 h after light 1.431185 1.42302 1.43935 12 h after light 3.941295 3.76833 4.11426 4 h after dark 5.361103333333333 5.02766 5.57408 8 h after dark 3.7481999999999998 2.8698 4.36733 12 h after dark 1.3957906666666666 0.913172 1.79153