i Campaign finance totals for the current election cycle were released by the FEC on September 08, 2020 and by the IRS on April 03, 2019 , lobbying data was released by the Senate Office of Public Records on July 23, 2020 , outside spending data was released by the FEC on September 23, 2020 , and personal finances data was released by the House, Senate, and US Office of Government Ethics starting in June 2011 .

Feel free to distribute or cite this material, but please credit the Center for Responsive Politics. For permission to reprint for commercial uses, such as textbooks, contact the Center: info[at]crp.org