condition mean min max 3 h after light 7.065723333333334 5.2613 9.64431 6 h after light 6.512709999999999 4.98759 8.88816 9 h after light 5.11796 2.73224 9.3279 12 h after light 5.342285 1.46826 9.9138 3 h after dark 6.56435 2.36448 10.7077 6 h after dark 7.4272833333333335 2.7067 10.6224 9 h after dark 7.507483333333334 5.21122 11.1978 12 h after dark 8.878635 6.08827 11.669