By the numbers: Democratic Party By Caitlin Stark, CNN Library September 5, 2012 -- Updated 2204 GMT (0604 HKT) The DNC, hosted in Charlotte, North Carolina will continue Wednesday night featuring former-President Bill Clinton. 8 -- U.S. Presidents who have belonged to the Democratic Party since 1900 $57.5 million -- Amount raised by President Obama and the DNC in July 2012 $90.9 million -- Amount spent by Obama and the DNC in July 2012 $25.3 million -- Amount raised by pro-Obama super PAC (CNN) -- Democrats have been hosting their party's convention for 180 years. Here's a look, by the numbers, at the Democratic Party past and present: 1828 -- The year that Andrew Jackson, considered the first Democratic president, was elected to office. 8 -- Number of U.S. Presidents who have belonged to the Democratic Party since 1900. 31% -- Number of Americans that identify themselves as Democrats, as of 2012. 20 -- Number of Democratic governors in the U.S. as of 2012. 51 -- Number of Democrats in the U.S. Senate as of 2012. 26 -- Longest stretch in years that Democrats controlled the Senate, from 1955 to 1981. Speakers: Democratic National Convention 190 -- Number of Democrats in the U.S. House as of 2012. 40 -- Longest stretch in years that Democrats controlled the House of Representatives, from 1955 to 1995. 334 -- Number of Democrats in the House during the 75th Congress (1937-1939), compared to 88 Republicans. 1832 -- Year of the first Democratic National Convention, in Baltimore. BREAKING: Obama's speech to move indoors $57.5 million -- Amount of money raised by President Obama and the DNC in July 2012. $90.9 million -- Amount spent by President Obama and the DNC in July 2012. 53% - Percentage of donations to the Obama campaign that have been for $200 or less. $25.3 million -- Amount raised by pro-Obama super PAC Priorities USA during the campaign.