condition mean min max 0 h after light 0.7031 0.0 1.4062 2 h after light 2.4346095 0.922359 3.94686 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 3.64113 0.0 7.28226 2 h after dark 2.645945 2.29723 2.99466 4 h after dark 1.095825 0.0 2.19165 8 h after dark 0.0 0.0 0.0 12 h after dark 0.370152 0.0 0.740304