PivotGrid ReportFilterField Value FilterByValue?

[Fu]

您好：
請問如何設定ReportFilterField 的值，我希望可以設定日期的區間，如下表，請設定成2013-01-01 ~ 2013-01-31

Hello:
How to set up ReportFilterField value, I wish to set the date range, the following table, set to 2013-01-01 ~ 2013-01-31