condition	mean	min	max
4 h after light	5.0216199999999995	4.923369999999999	5.09202
8 h after light	5.2165	4.95411	5.56352
12 h after light	4.943553333333333	4.70504	5.17782
4 h after dark	5.123563333333333	4.89646	5.41574
8 h after dark	5.119423333333334	5.0711900000000005	5.18268
12 h after dark	5.200113333333333	4.9518	5.67026