condition	mean	min	max
0 h after light	4.412435	4.27873	4.54614
4 h after light	6.645785	5.49695	7.79462
8 h after light	7.21762	6.99517	7.44007
4 h after dark	7.46832	5.34832	9.58832
8 h after dark	6.5357	5.53726	7.53414
12 h after dark	4.04209	3.29326	4.79092