condition	mean	min	max
4 h after light	5.03586	4.87772	5.194
8 h after light	3.905695	3.81456	3.99683
12 h after light	2.273085	2.06072	2.48545
4 h after dark	1.5493433333333333	1.43085	1.63811
8 h after dark	2.2462166666666668	1.82411	2.84679
12 h after dark	3.4556999999999998	2.56414	4.35427