condition mean min max 4 h after light 2998.3338175 2421.512976 3575.154659 8 h after light 3086.4205439999996 2835.864949 3336.976139 12 h after light 3003.7690565000003 2869.001288 3138.536825 4 h after dark 2927.7012875 2835.864949 3019.537626 8 h after dark 2649.6322505 2491.734895 2807.529606 12 h after dark 2575.644465 2575.644465 2575.644465