{"371502109000": {"wheat": {"max": "0.53", "min": "-1.0", "mean": "0.27", "std": "0.17"}}, "371502107000": {"wheat": {"max": "0.47", "min": "-1.0", "mean": "0.22", "std": "0.25"}}, "371502007000": {"wheat": {"max": "0.52", "min": "-1.0", "mean": "0.26", "std": "0.16"}}, "371502004000": {"wheat": {"max": "0.45", "min": "-1.0", "mean": "0.24", "std": "0.22"}}, "371500000000": {"wheat": {"max": "0.53", "min": "-0.02", "mean": "0.27", "std": "0.07"}}}