condition	mean	min	max
3 h after light	10.5316	8.6619	12.4964
6 h after light	10.75574	9.18402	12.9954
9 h after light	14.420433333333333	11.865	18.1163
12 h after light	20.636499999999998	19.302	22.7851
3 h after dark	20.472466666666666	20.1965	20.7523
6 h after dark	21.0127	18.8263	23.0686
9 h after dark	19.335166666666666	18.5527	20.5135
12 h after dark	14.6153	11.1266	18.2251