condition mean min max 0 h after light 9.327035 8.66796 9.98611 2 h after light 5.5834399999999995 5.37797 5.78891 4 h after light 6.133335000000001 4.69549 7.57118 8 h after light 9.79669 9.73694 9.85644 12 h after light 10.695450000000001 10.2415 11.1494 2 h after dark 14.837499999999999 14.7237 14.9513 4 h after dark 13.4417 11.108 15.7754 8 h after dark 13.015049999999999 12.9993 13.0308 12 h after dark 12.781500000000001 11.2005 14.3625