condition mean min max 0 h after light 0.1817425 0.0 0.363485 2 h after light 0.0 0.0 0.0 4 h after light 0.1715365 0.0 0.343073 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.181387 0.173806 0.188968 4 h after dark 0.0811305 0.0 0.162261 8 h after dark 0.186503 0.183119 0.189887 12 h after dark 0.0 0.0 0.0