condition	mean	min	max
4 h after light	5.14995	5.027419999999999	5.3228800000000005
8 h after light	5.122573333333333	4.97386	5.22806
12 h after light	4.943223333333333	4.84658	5.01227
4 h after dark	5.097813333333333	4.9968699999999995	5.27571
8 h after dark	5.0603	4.75874	5.22481
12 h after dark	5.04578	4.90299	5.30581