condition mean min max 4 h after light 803.745017 643.178673 964.311361 8 h after light 924.5135620000001 770.039795 1078.987329 12 h after light 719.177752 710.942177 727.413327 4 h after dark 644.197088 639.085196 649.30898 8 h after dark 735.8520735 636.462826 835.241321 12 h after dark 452.255084 452.255084 452.255084