condition	mean	min	max
4 h after light	2.8589700000000002	2.29651	3.42143
8 h after light	7.65217	7.46326	7.84108
12 h after light	8.220695	8.18721	8.25418
4 h after dark	7.166783333333334	6.5551	7.54178
8 h after dark	3.9018	3.29952	4.405
12 h after dark	3.8300300000000003	3.26972	4.48573