condition mean min max 4 h after light 704.2 704.2 704.2 8 h after light 718.6 609.6 827.6 12 h after light 814.2 657.9 970.5 4 h after dark 946.7 847.2 1046.2 8 h after dark 974.8 967.0 982.6 12 h after dark 941.9000000000001 891.2 992.6