condition	mean	min	max
4 h after light	8.940497	8.538043	9.342951
8 h after light	8.902159000000001	8.435435	9.368883
12 h after light	9.0444675	9.017736	9.071199
4 h after dark	9.620255	8.94076	10.29975
8 h after dark	10.0190245	9.368883	10.669166
12 h after dark	10.771215	10.771215	10.771215