condition mean min max 4 h after light 1192.2 1192.2 1192.2 8 h after light 1152.3000000000002 1073.2 1231.4 12 h after light 1115.1 973.4 1256.8 4 h after dark 1287.5 1208.9 1366.1 8 h after dark 1240.3000000000002 1176.4 1304.2 12 h after dark 1237.35 1124.6 1350.1