Look at your federal tax return Form 1040 Line 7b for Total Income.
If you have not yet filed your 2019 tax return -
Click on Tax Tools on the left side of the screen. Click on Tools. Click on View Tax Summary. Click on Preview my 1040 on the left side of the screen.
If you have filed your 2019 tax return -
To access your current or prior year online tax returns sign onto the TurboTax website with the userID you used to create the account - https://myturbotax.intuit.com/
Scroll down to the bottom of the screen and on the section Your tax returns & documents click on Show. Click on the Year and Click on Download/print return (PDF)
If you need your total income for something remember the TOTAL INCOME line doesn't include non taxable SS benefits or other non reportable income ... these amounts you will need to add in for the form/person/authority asking about this amount.