condition mean min max 2 h after light 0.040057333333333334 0.0 0.240344 6 h after light 0.0389735 0.0 0.233841 10 h after light 0.0 0.0 0.0 14 h after light 0.0 0.0 0.0 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0