condition	mean	min	max
4 h after light	8.7229055	8.228899	9.216912
8 h after light	9.087419	8.782575	9.392263
12 h after light	9.716841500000001	8.910523	10.52316
4 h after dark	8.821283000000001	8.195942	9.446624
8 h after dark	9.6282195	8.782575	10.473864
12 h after dark	8.954497	8.954497	8.954497