condition mean min max 0 h after light 0.0209885 0.0 0.041977 2 h after light 0.2068975 0.196518 0.217277 4 h after light 0.0426518 0.0 0.0853036 8 h after light 0.0215933 0.0 0.0431866 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0418714 0.0 0.0837428 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0430934 0.0 0.0861868