condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.0466272 0.0 0.0932544 12 h after light 0.0973816 0.0913122 0.103451 2 h after dark 0.0934945 0.0 0.186989 4 h after dark 0.087104 0.0 0.174208 8 h after dark 0.0508045 0.0 0.101609 12 h after dark 0.09495095 0.0933637 0.0965382