condition mean min max 0 h after light 0.040268 0.0 0.080536 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0853955 0.0 0.170791 2 h after dark 0.2796455 0.251215 0.308076 4 h after dark 0.0 0.0 0.0 8 h after dark 0.121719 0.0 0.243438 12 h after dark 0.03992835 0.0 0.0798567