condition mean min max 4 h after light 1296.2 1296.2 1296.2 8 h after light 1269.15 1036.1 1502.2 12 h after light 1871.5 1335.1 2407.9 4 h after dark 1630.4499999999998 978.2 2282.7 8 h after dark 1052.2 1036.5 1067.9 12 h after dark 1179.0500000000002 1075.9 1282.2