condition mean min max 0 h after light 7.281409999999999 6.13891 8.42391 2 h after light 11.72465 11.4935 11.9558 4 h after light 5.6068549999999995 5.02639 6.18732 8 h after light 9.976469999999999 8.43604 11.5169 12 h after light 9.237575 8.82507 9.65008 2 h after dark 11.02004 9.10878 12.9313 4 h after dark 9.29559 6.37438 12.2168 8 h after dark 10.67875 10.08 11.2775 12 h after dark 10.437555 5.59691 15.2782