condition mean min max 3 h after light 0.031666466666666664 0.0 0.0949994 6 h after light 0.0 0.0 0.0 9 h after light 0.022926266666666667 0.0 0.0687788 12 h after light 0.050486333333333334 0.0 0.151459 3 h after dark 0.0 0.0 0.0 6 h after dark 0.052997666666666665 0.0 0.158993 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0