condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.15976766666666667 0.0 0.479303 12 h after light 0.2826785 0.0 0.816361 3 h after dark 0.20250033333333334 0.0 0.405007 6 h after dark 0.116628 0.0 0.349884 9 h after dark 0.08725866666666666 0.0 0.261776 12 h after dark 0.312291 0.0 0.624582