condition	mean	min	max
4 h after light	5.023746666666667	4.91394	5.10343
8 h after light	5.02637	4.91161	5.08445
12 h after light	4.97449	4.75643	5.19005
4 h after dark	5.070586666666666	4.98265	5.1176699999999995
8 h after dark	5.07866	5.01631	5.12716
12 h after dark	5.035423333333333	4.99259	5.09431