condition mean min max 0 h after light 10.016655 9.62411 10.4092 4 h after light 16.771549999999998 16.7487 16.7944 8 h after light 15.151250000000001 13.8715 16.431 4 h after dark 12.574950000000001 10.9577 14.1922 8 h after dark 12.9714 12.8574 13.0854 12 h after dark 13.0602 11.2272 14.8932