condition mean min max 4 h after light 2303.8 2303.8 2303.8 8 h after light 2080.95 1995.0 2166.9 12 h after light 1680.15 1403.3 1957.0 4 h after dark 1600.55 1448.8 1752.3 8 h after dark 1888.75 1476.9 2300.6 12 h after dark 2561.8999999999996 2278.1 2845.7