condition mean min max 0 h after light 0.1403485 0.135176 0.145521 2 h after light 0.067708 0.0 0.135416 4 h after light 0.0 0.0 0.0 8 h after light 0.06969455 0.0556285 0.0837606 12 h after light 0.114173 0.092581 0.135765 2 h after dark 0.1754975 0.139166 0.211829 4 h after dark 0.18729605 0.0779531 0.296639 8 h after dark 0.178657 0.152042 0.205272 12 h after dark 0.1265505 0.086576 0.166525