condition mean min max 4 h after light 1341.3926666666666 1296.872 1417.806 8 h after light 893.4411666666666 470.9363 1377.849 12 h after light 1105.3354000000002 992.6122 1322.4620000000002 16 h after light 1626.0233333333333 1411.3010000000002 1793.935 4 h after dark 1665.7863333333335 1482.594 1795.529 8 h after dark 1031.7169999999999 819.329 1190.175