condition	mean	min	max
0 h after light	7.393775	6.77833	8.00922
4 h after light	12.187249999999999	11.8652	12.5093
8 h after light	13.4092	12.0306	14.7878
4 h after dark	16.9287	15.0807	18.7767
8 h after dark	12.5556	10.784	14.3272
12 h after dark	12.8533	10.9349	14.7717