condition mean min max 3 h after light 0.033952666666666666 0.0 0.101858 6 h after light 0.0 0.0 0.0 9 h after light 0.06484493333333334 0.0 0.120812 12 h after light 0.107028 0.0 0.249834 3 h after dark 0.10208326666666667 0.0 0.22969 6 h after dark 0.1501359 0.0762847 0.264572 9 h after dark 0.046484 0.0 0.139452 12 h after dark 0.0295181 0.0 0.0590362