condition mean min max 4 h after light 0.72334 0.635176 0.811504 8 h after light 0.273139 0.256913 0.289365 12 h after light 0.2081265 0.14987 0.266383 4 h after dark 0.5853136666666667 0.543877 0.634649 8 h after dark 0.7891516666666667 0.690204 0.878349 12 h after dark 0.832095 0.651976 0.968216