condition mean min max 0 h after light 10.963175 9.07365 12.8527 2 h after light 4.536685 4.28928 4.78409 4 h after light 5.962755 5.61743 6.30808 8 h after light 13.78135 12.823 14.7397 12 h after light 12.6131 10.3574 14.8688 2 h after dark 23.8485 23.1078 24.5892 4 h after dark 16.0611 12.3853 19.7369 8 h after dark 16.9015 15.54 18.263 12 h after dark 9.735685 9.17587 10.2955