<Table> <Tr> <Th_colspan="2"> United States House of Representatives </Th> </Tr> <Tr> <Td_colspan="2"> 115th United States Congress </Td> </Tr> <Tr> <Td_colspan="2"> Seal of the House </Td> </Tr> <Tr> <Td_colspan="2"> Flag of the U.S. House of Representatives </Td> </Tr> <Tr> <Th_colspan="2"> Type </Th> </Tr> <Tr> <Th> Type </Th> <Td> Lower house of the United States Congress </Td> </Tr> <Tr> <Th> Term limits </Th> <Td> None </Td> </Tr> <Tr> <Th_colspan="2"> History </Th> </Tr> <Tr> <Th> New session started </Th> <Td> January 3, 2017 (2017 - 01 - 03) </Td> </Tr> <Tr> <Th_colspan="2"> Leadership </Th> </Tr> <Tr> <Th> Speaker </Th> <Td> Paul Ryan (R) Since October 29, 2015 </Td> </Tr> <Tr> <Th> Majority Leader </Th> <Td> Kevin McCarthy (R) Since August 1, 2014 </Td> </Tr> <Tr> <Th> Minority Leader </Th> <Td> Nancy Pelosi (D) Since January 3, 2011 </Td> </Tr> <Tr> <Th> Majority Whip </Th> <Td> Steve Scalise (R) Since August 1, 2014 </Td> </Tr> <Tr> <Th> Minority Whip </Th> <Td> Steny Hoyer (D) Since January 3, 2011 </Td> </Tr> <Tr> <Th_colspan="2"> Structure </Th> </Tr> <Tr> <Th> Seats </Th> <Td> 435 voting members 6 non-voting members 218 needed for control </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Political groups </Th> <Td> <P> Majority (235) </P> <Ul> <Li> Republican (235) </Li> </Ul> <P> Minority (193) </P> <Ul> <Li> Democratic (193) </Li> </Ul> <P> Vacant (7) </P> <Ul> <Li> Vacant (7) </Li> </Ul> </Td> </Tr> <Tr> <Th> Length of term </Th> <Td> Two years </Td> </Tr> <Tr> <Th_colspan="2"> Elections </Th> </Tr> <Tr> <Th> Voting system </Th> <Td> First - past - the - post in 45 states; nonpartisan blanket primary with a majoritarian second round in 3 states; Two - round system in 1 state; Ranked - choice voting in 1 state . </Td> </Tr> <Tr> <Th> Last election </Th> <Td> November 8, 2016 </Td> </Tr> <Tr> <Th> Next election </Th> <Td> November 6, 2018 </Td> </Tr> <Tr> <Th> Redistricting </Th> <Td> State legislatures or redistricting commissions, varies by state </Td> </Tr> <Tr> <Th_colspan="2"> Meeting place </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Td_colspan="2"> House of Representatives chamber United States Capitol Washington, D.C., United States </Td> </Tr> <Tr> <Th_colspan="2"> Website </Th> </Tr> <Tr> <Td_colspan="2"> www.house.gov </Td> </Tr> </Table> <Tr> <Th_colspan="2"> United States House of Representatives </Th> </Tr>

How many times can a house of representatives member be re elected
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