condition mean min max 4 h after light 1250.2 1250.2 1250.2 8 h after light 1235.25 748.1 1722.4 12 h after light 1114.6999999999998 1062.8 1166.6 4 h after dark 1177.05 1150.0 1204.1 8 h after dark 1660.05 1477.6 1842.5 12 h after dark 2048.85 1845.2 2252.5