condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.07624233333333334 0.0 0.228727 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.06548966666666667 0.0 0.196469 12 h after dark 0.10311 0.0 0.20622