condition mean min max 4 h after light 0.5197240000000001 0.459982 0.579466 8 h after light 0.28252900000000003 0.187793 0.377265 12 h after light 0.17142400000000002 0.114677 0.228171 4 h after dark 0.4285285 0.355889 0.501168 8 h after dark 0.325167 0.298725 0.351609 12 h after dark 0.4267975 0.395609 0.457986