All contributions were made to local government pension funds.
The survey includes public pensions sponsored by local and state government entities with employees who are compensated with public funds. The local governments include counties, townships, school districts and special districts.
The data gathered includes revenues, expenditures, financial assets, membership and liabilities information.
Residents in Alaska, Florida, Nevada, New Hampshire, South Dakota, Tennessee, Texas, Washington and Wyoming do not pay state income taxes.
The Census Bureau cautions that not all respondents answer all survey questions. Thus, some fields were left blank.
The District of Columbia reported data from 7 pension systems. The total number of pension system members was 14,165.