condition mean min max 4 h after light 1282.1203333333333 1215.7269999999999 1409.265 8 h after light 1787.3793333333333 1753.494 1813.031 12 h after light 1028.6685 831.2634 1274.174 16 h after light 1943.0990000000002 1446.625 2352.005 4 h after dark 1665.7383333333332 1561.463 1793.995 8 h after dark 981.6343666666667 710.2382 1241.599