condition	mean	min	max
4 h after light	3.23692	2.79038	3.68346
8 h after light	1.312095	1.262	1.36219
12 h after light	1.539955	1.40336	1.67655
4 h after dark	1.8923733333333332	1.49381	2.29091
8 h after dark	3.92772	3.64046	4.21291
12 h after dark	4.244453333333333	4.00766	4.60378