condition mean min max 0 h after light 21.81755 19.5802 24.0549 2 h after light 7.119425 6.03248 8.20637 4 h after light 7.93724 7.87031 8.00417 8 h after light 10.55733 9.23056 11.8841 12 h after light 10.679145 9.16709 12.1912 2 h after dark 11.880949999999999 11.8698 11.8921 4 h after dark 15.5445 13.0314 18.0576 8 h after dark 27.346 26.6198 28.0722 12 h after dark 23.9975 23.8116 24.1834