condition	mean	min	max
4 h after light	7.977095	6.90432	9.04987
8 h after light	6.5112950000000005	6.31322	6.70937
12 h after light	7.0172	6.48513	7.54927
4 h after dark	7.672413333333334	7.60174	7.73122
8 h after dark	9.239493333333334	9.02488	9.36807
12 h after dark	7.61059	7.3643	7.83829