condition mean min max 0 h after light 9.583269999999999 7.52164 11.6449 2 h after light 12.651385 6.99937 18.3034 4 h after light 6.9323049999999995 4.73284 9.13177 8 h after light 5.9948 2.40522 9.58438 12 h after light 20.5213 10.634 30.4086 2 h after dark 21.42655 16.7841 26.069 4 h after dark 28.404 23.2312 33.5768 8 h after dark 19.36665 15.1572 23.5761 12 h after dark 13.340385 9.94427 16.7365