OLAP for WPF and Silverlight allows you to export a C1OlapGrid to any of the following formats: .xlsx, .xls, .csv, and .txt. Just click the Export button on the ToolStrip to begin exporting.
In the C1OlapPage on your form, click the Export button in the ToolStrip.
In the Save As dialog box, enter a File name, select one of the file formats, and click OK.