condition mean min max 0 h after light 11.379950000000001 10.9606 11.7993 2 h after light 8.092735000000001 8.06578 8.11969 4 h after light 9.022044999999999 8.17076 9.87333 8 h after light 11.22645 11.1291 11.3238 12 h after light 30.951299999999996 27.8907 34.0119 2 h after dark 32.084900000000005 29.6325 34.5373 4 h after dark 23.5137 22.1756 24.8518 8 h after dark 19.7157 18.7511 20.6803 12 h after dark 12.68335 11.7981 13.5686