condition mean min max 3 h after light 0.13285 0.0 0.259115 6 h after light 0.085644 0.0 0.256932 9 h after light 0.0304152 0.0 0.0912456 12 h after light 0.1295859 0.0 0.342003 3 h after dark 0.0 0.0 0.0 6 h after dark 0.29494933333333334 0.271633 0.313283 9 h after dark 0.34077366666666664 0.153989 0.677434 12 h after dark 0.132712 0.103792 0.161632