condition mean min max 4 h after light 4815.5 4815.5 4815.5 8 h after light 6690.849999999999 3587.4 9794.3 12 h after light 9804.45 7459.4 12149.5 4 h after dark 9849.349999999999 9398.4 10300.3 8 h after dark 7503.5 7326.1 7680.9 12 h after dark 5388.1 4187.0 6589.2