condition mean min max 2 h after light 47.463166666666666 28.5717 64.4821 6 h after light 13.599181666666667 9.38128 19.4905 10 h after light 18.523139999999998 8.55896 42.6326 14 h after light 21.6225 17.3312 27.9334 18 h after light 16.678333333333335 10.3683 20.803 2 h after dark 75.0066 42.8642 97.6975