condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.02483485 0.0 0.0496697 8 h after light 0.052230799999999994 0.0521315 0.0523301 12 h after light 0.0 0.0 0.0 2 h after dark 0.0260835 0.0 0.052167 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0