condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0314896 0.0 0.0944688 9 h after light 0.039 0.0 0.117 12 h after light 0.0448375 0.0 0.17935 3 h after dark 0.12358000000000001 0.0 0.37074 6 h after dark 0.03536466666666666 0.0 0.106094 9 h after dark 0.11328133333333333 0.095851 0.135052 12 h after dark 0.1591885 0.146856 0.171521