condition mean min max 4 h after light 53.86736666666667 43.65282 66.0604 8 h after light 19.42923766666667 9.626683 24.45416 12 h after light 18.222993333333335 10.1866 23.709220000000002 16 h after light 42.23522 21.8497 68.42429 4 h after dark 52.09201 34.19635 62.08153000000001 8 h after dark 28.88103333333333 23.142979999999998 33.07351