condition mean min max 4 h after light 3761.4993475 3311.462826 4211.535869 8 h after light 2989.4869360000002 2920.738735 3058.235137 12 h after light 3423.530412 3275.147206 3571.913618 4 h after dark 2916.53851 2627.824052 3205.252968 8 h after dark 2952.9933005000003 2771.835191 3134.15141 12 h after dark 3577.208482 3577.208482 3577.208482