condition	mean	min	max
4 h after light	12.572436666666666	12.50295	12.61173
8 h after light	12.61202	12.507019999999999	12.70527
12 h after light	12.51113	12.42125	12.60113
4 h after dark	12.460126666666667	12.37798	12.58785
8 h after dark	12.28575	12.15419	12.39477
12 h after dark	12.27553	12.170760000000001	12.38293