condition mean min max 0 h after light 0.722904 0.480412 0.965396 2 h after light 0.9346075 0.898363 0.970852 4 h after light 2.091915 2.01762 2.16621 8 h after light 1.651595 1.15326 2.14993 12 h after light 2.814855 2.41252 3.21719 2 h after dark 2.552175 2.3081 2.79625 4 h after dark 2.09303 1.66226 2.5238 8 h after dark 1.92091 1.54901 2.29281 12 h after dark 0.922497 0.88774 0.957254