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To see the last 10 years of data, select one or more series from the table below, then scroll down to click the "Retrieve data" button.
You can choose other years, reformat your returned information, or create differences using the "More formatting options" link that will be shown with the retrieved information.
(Note: All series are annual averages.)
District of Columbia
(1) Data refer to members of a labor union or an employee association similar to a union.
(2) Data refer to both union members and workers who report no union affiliation but whose jobs are covered by a union or an employee association contract.
NOTE: Data refer to the sole or principal job of full- and part-time wage and salary workers. All self-employed workers are excluded, both those with incorporated businesses as well as those with unincorporated businesses.
Last Modified Date: September 16, 2015