Schedule K-1 form 1065 Box 20 Code AG

Form 1065 schedule k-1 box 20 has code AG and STMT filled in. The attached statement has 3 lines listed each divided into 3 columns with code AG then gross receipts for 2019 then the amount. The next 2 lines are for 2018 and 2017. Which number do I fill in for box 20? I have 3 numbers and only 1 blank to fill in