condition	mean	min	max
4 h after light	17.3127	16.4523	18.1731
8 h after light	12.17775	11.7281	12.6274
12 h after light	13.0091	11.4431	14.5751
4 h after dark	13.75715	13.5871	13.9272
8 h after dark	14.0749	13.5445	14.6053
12 h after dark	15.730350000000001	15.6462	15.8145