condition mean min max 0 h after light 0.9213370000000001 0.836764 1.00591 4 h after light 1.4383815 0.660003 2.21676 8 h after light 1.4240949999999999 1.19249 1.6557 4 h after dark 2.304965 1.98014 2.62979 8 h after dark 0.9120775 0.494465 1.32969 12 h after dark 1.149872 0.501384 1.79836