condition mean min max 3 h after light 3.4399533333333334 1.6025 4.9539 6 h after light 2.51547 1.81452 3.66004 9 h after light 2.3515433333333333 1.13497 4.27779 12 h after light 4.4321725 2.30774 7.79289 3 h after dark 3.77922 3.5584 4.0074 6 h after dark 6.144846666666667 4.38502 7.94257 9 h after dark 3.38697 2.43794 4.50266 12 h after dark 3.0883599999999998 2.90839 3.26833