condition mean min max 2 h after light 0.30674233333333334 0.0 0.709748 6 h after light 0.25399316666666666 0.0 0.702925 10 h after light 0.3263365 0.0 0.956857 14 h after light 0.46598 0.148691 0.886908 18 h after light 0.5781595 0.336468 0.813906 2 h after dark 0.22318116666666665 0.0 0.360383