condition mean min max 0 h after light 8.64162 6.22534 11.0579 2 h after light 5.6397200000000005 4.98913 6.29031 4 h after light 11.251864999999999 7.32273 15.181 8 h after light 8.02238 7.36544 8.67932 12 h after light 9.798594999999999 9.59329 10.0039 2 h after dark 10.06091 8.97272 11.1491 4 h after dark 18.312199999999997 16.7534 19.871 8 h after dark 21.46345 20.306 22.6209 12 h after dark 14.876249999999999 12.1427 17.6098