condition	mean	min	max
4 h after light	16.9222	16.4374	17.407
8 h after light	17.76095	17.4061	18.1158
12 h after light	12.32315	11.3599	13.2864
4 h after dark	12.576699999999999	11.5396	13.6138
8 h after dark	9.88791	9.87928	9.89654
12 h after dark	11.47865	10.7408	12.2165