condition mean min max 0 h after light 12.770299999999999 12.211 13.3296 2 h after light 7.96011 6.54727 9.37295 4 h after light 6.50117 5.90485 7.09749 8 h after light 6.240905 5.49312 6.98869 12 h after light 11.54105 10.4269 12.6552 2 h after dark 12.712050000000001 12.6248 12.7993 4 h after dark 12.1345 10.7173 13.5517 8 h after dark 19.0312 18.6688 19.3936 12 h after dark 15.124649999999999 15.1179 15.1314