Yes! You can see a preview of your capital gains and income for a given tax year before purchasing the report on the Tax Reports page. To switch between different tax years and view another year's tax report on your account, select the drop-down menu at the top of the page, as shown below. You should be able to toggle between all of the different tax years on your account there.
You'll see a preview of your gains and losses on this page. If you haven't purchased a tax report, you will see Upgrade to Unlock covering your tax reports.
In order to download and access all of your tax reports as well as a detailed breakdown of your crypto income, you'll first need to purchase your report.