condition	mean	min	max
4 h after light	4.30042	3.78677	4.81407
8 h after light	3.55844	3.35471	3.76217
12 h after light	3.282825	3.11021	3.45544
4 h after dark	4.96327	4.74902	5.17752
8 h after dark	5.52168	5.46497	5.57839
12 h after dark	6.059329999999999	5.91764	6.20102