condition	mean	min	max
0 h after light	2.69177	2.54255	2.84099
4 h after light	2.83477	2.39139	3.27815
8 h after light	1.67129	1.45123	1.89135
4 h after dark	3.319355	2.98909	3.64962
8 h after dark	3.190455	2.9137	3.46721
12 h after dark	2.26415	1.75787	2.77043