condition	mean	min	max
4 h after light	4.263275	2.69675	5.8298
8 h after light	3.316045	2.77797	3.85412
12 h after light	3.5393499999999998	3.12993	3.94877
4 h after dark	3.080693333333333	1.89346	4.38592
8 h after dark	3.8061833333333333	3.34648	4.11071
12 h after dark	4.073426666666666	3.71421	4.59648