condition	mean	min	max
4 h after light	3.576255	3.21173	3.94078
8 h after light	4.38856	3.66948	5.10764
12 h after light	4.13974	3.89686	4.38262
4 h after dark	7.08975	6.82719	7.35038
8 h after dark	4.565033333333333	4.24431	5.08215
12 h after dark	3.629096666666667	3.30046	4.09931