You can save your statistics in your hard drive and use them in any word processing tool like Excel to have a custom record and to handle your numbers as you see fit.
To Export your statistics in .csv go to:
Team > Statistics
Click on "Export" (top right corner) to download your statistics in .csv format.
In this .csv file you'll find the stats of each member's activity.
To open a .csv file in Excel, you'll have to import it accordingly in order to get a readable file.