condition mean min max 0 h after light 12.90905 11.192 14.6261 2 h after light 3.73595 3.7125 3.7594 4 h after light 3.955 3.03609 4.87391 8 h after light 7.611565 7.29264 7.93049 12 h after light 8.14903 7.39753 8.90053 2 h after dark 11.638200000000001 10.8047 12.4717 4 h after dark 10.8702 10.2095 11.5309 8 h after dark 19.31635 18.9057 19.727 12 h after dark 12.8677 10.3976 15.3378