condition mean min max 4 h after light 23.530250000000002 21.2028 25.8577 8 h after light 14.13635 13.9115 14.3612 12 h after light 13.36335 11.8998 14.8269 4 h after dark 17.3421 15.3208 19.3634 8 h after dark 15.222000000000001 14.9031 15.5409 12 h after dark 19.21895 18.8326 19.6053