condition mean min max 3 h after light 4.045753333333334 2.97051 4.78308 6 h after light 6.128873333333333 5.25225 7.40555 9 h after light 8.3326 7.77797 9.03339 12 h after light 8.204564999999999 3.70646 10.8219 3 h after dark 9.583316666666667 8.26075 10.31 6 h after dark 9.282133333333332 8.17912 10.5525 9 h after dark 5.12153 4.00708 5.85771 12 h after dark 3.56426 3.29148 3.83704