condition	mean	min	max
0 h after light	5.003069999999999	4.76669	5.23945
4 h after light	2.74488	2.22608	3.26368
8 h after light	2.58663	2.29132	2.88194
4 h after dark	3.19257	3.05598	3.32916
8 h after dark	3.76592	3.52095	4.01089
12 h after dark	4.9434450000000005	4.33322	5.55367