condition	mean	min	max
4 h after light	8.69291	5.64182	12.2875
8 h after light	7.19888	2.0631	12.8029
12 h after light	7.0452900000000005	5.32502	9.01722
4 h after dark	9.431466666666667	6.3878	11.2787
8 h after dark	5.513846666666667	4.45163	6.86687
12 h after dark	6.286553333333333	5.51217	6.95846