condition mean min max 4 h after light 1506.7 1425.741 1655.039 8 h after light 1250.0558 707.4064 1716.455 12 h after light 863.1236666666667 710.7952 1082.611 16 h after light 1601.0996666666667 1313.099 1981.378 4 h after dark 1517.3343333333332 1458.345 1575.2079999999999 8 h after dark 1081.6635999999999 816.9888 1254.261