condition	mean	min	max
0 h after light	3.076445	0.0	6.15289
4 h after light	12.23427	6.26934	18.1992
8 h after light	3.131635	0.0	6.26327
4 h after dark	3.0334	0.0	6.0668
8 h after dark	3.05545	0.0	6.1109
12 h after dark	6.077705	6.01078	6.14463