condition	mean	min	max
4 h after light	50.175617	46.764369	53.586865
8 h after light	66.2661125	60.712685	71.81954
12 h after light	56.615814	51.908159	61.323469
4 h after dark	70.4792405	66.49349	74.464991
8 h after dark	61.2555165	55.454907	67.056126
12 h after dark	65.895095	65.895095	65.895095