condition	mean	min	max
4 h after light	1.355915	1.30595	1.40588
8 h after light	2.255375	2.0115	2.49925
12 h after light	2.86886	2.74827	2.98945
4 h after dark	3.4798999999999998	3.28556	3.67424
8 h after dark	2.522565	2.34657	2.69856
12 h after dark	2.1037600000000003	2.06326	2.14426