condition	mean	min	max
4 h after light	6.2482	5.58529	6.91111
8 h after light	9.239384999999999	8.94853	9.53024
12 h after light	5.26866	5.07513	5.46219
4 h after dark	4.418823333333333	4.30541	4.53183
8 h after dark	2.23642	1.93143	2.64909
12 h after dark	4.145099999999999	3.69881	5.01777