condition mean min max 4 h after light 134.45976149999998 60.259048 208.660475 8 h after light 187.757546 126.143588 249.371504 12 h after light 360.4974275 206.770518 514.224337 4 h after dark 216.302921 200.327004 232.278838 8 h after dark 529.4039845 231.037451 827.770518 12 h after dark 140.8021 140.8021 140.8021