Bookem allows you to download a spreadsheet to help you track what payments you've received and through which payment channels, i.e. payment methods.
1. View your payments received at Accounts > Payments
2. Click on the ' Export' button
3. Select your date range and "download"
Here's an example of a spreadsheet of exported payments
If you would like to analyse your data using a pivot table, click here to learn more: Create a pivot table to analyse worksheet data