How to to get a monthly report for income and expenses going back multiple years
The Monthly budget/history report will give you the current year and the prior 2 years based on the open accounting period. To get this report go to Reports → Budget/History → Monthly Budget/History.
The Statement of Activities - Columnar Date Selection report will allow you to get up to five date ranges of information at once using the Custom Date Range options for each of the five columns. To get this report go to Reports → Statements → Statement of Activities - Columnar Date Selection.