condition	mean	min	max
4 h after light	5.62866	5.18168	5.9358900000000006
8 h after light	5.81372	5.60795	6.0521
12 h after light	6.21067	5.72671	6.642860000000001
4 h after dark	6.02421	5.45439	6.40781
8 h after dark	6.134133333333334	5.82313	6.41438
12 h after dark	5.863153333333333	5.56231	6.04932