Reporting is an important part of any Gophish campaign. To help facilitate generating reports, there are a few options you could consider:
The Gophish dashboard gives a quick overview showing the results for a particular campaign:
In addition to providing the results in the dashboard, you have the option to export the raw logs from Gophish using the "Export CSV" button at the top of the page. You could then parse these CSV files using other software such as Excel or Google Sheets.