condition mean min max 0 h after light 0.02184505 0.0 0.0436901 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.0209564 0.0 0.0419128 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0202411 0.0 0.0404822 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0