condition mean min max 0 h after light 0.033449 0.0 0.066898 2 h after light 0.0 0.0 0.0 4 h after light 0.13872705 0.0947121 0.182742 8 h after light 0.0 0.0 0.0 12 h after light 0.1404295 0.0 0.280859 2 h after dark 0.0 0.0 0.0 4 h after dark 0.03099305 0.0 0.0619861 8 h after dark 0.052422 0.0 0.104844 12 h after dark 0.0 0.0 0.0