condition mean min max 2 h after light 57.067800000000005 49.5939 65.3901 6 h after light 52.548833333333334 40.904 62.9549 10 h after light 50.192483333333335 42.1395 70.3588 14 h after light 50.157650000000004 38.9518 66.2989 18 h after light 50.052233333333334 40.8257 61.2333 2 h after dark 44.17005 38.0952 53.9307