@Ingrid1138
Do you need a financial report or a report of the reservations ?
For reservations goto:
https://www.airbnb.com/hosting/reservations
(Change ".com" to the local website you use, if applicable)
Choose tab "completed";
Choose button "filter" and set "from-date" to-date".
Use "Export" to export current page to CSV file
If multiple pages export each page.
Import the CSV-file(s) into a spreadsheet and customize report as desired.
Example of such a customized report (in Dutch):
