condition	mean	min	max
0 h after light	6.7347	6.08038	7.38902
4 h after light	4.89914	4.14856	5.64972
8 h after light	3.4755599999999998	3.14678	3.80434
4 h after dark	6.54894	5.9981	7.09978
8 h after dark	6.89732	6.81441	6.98023
12 h after dark	7.087975	6.62613	7.54982