condition mean min max 0 h after light 0.07638565 0.0382763 0.114495 4 h after light 0.057011049999999994 0.0388456 0.0751765 8 h after light 0.0377179 0.0 0.0754358 4 h after dark 0.056238 0.0375906 0.0748854 8 h after dark 0.132049 0.112642 0.151456 12 h after dark 0.1506325 0.148974 0.152291