The benefit letter I got this year shows 2019.
Benefit statement for what? Do you mean for Social Security? They mail them in January.
Go on the Social Security website and request one. Go to www.ssa.gov You have to create an account with a user name and password.
https://www.ssa.gov/myaccount/replacement-SSA-1099.html
https://www.ssa.gov/onlineservices/
https://www.ssa.gov/myaccount/
Or are you asking about something else?