condition mean min max 4 h after light 2788.5891094999997 2433.792316 3143.385903 8 h after light 2668.234469 2123.674755 3212.794183 12 h after light 3483.3742125 3338.037696 3628.710729 4 h after dark 3084.733094 2692.122838 3477.34335 8 h after dark 3341.3985734999997 1905.039749 4777.757398 12 h after dark 3039.311035 3039.311035 3039.311035