e d Summary of the 22 September 2013 German Bundestag election results Parties Constituency Party list Total seats Votes % + / − Seats + / − Votes % + / − Seats + / − Seats + / − % Christian Democratic Union (CDU) 16,233,642 37.2 5.2 191 18 14,921,877 34.1 6.9 64 43 255 61 40.5 Social Democratic Party (SPD) 12,843,458 29.4 1.5 58 6 11,252,215 25.7 2.7 135 53 193 47 30.5 The Left (DIE LINKE) 3,585,178 8.2 2.9 12 3,755,699 8.6 3.3 60 ± 0 64 12 10.2 Alliance 90 / The Greens (GRÜNE) 3,180,299 7.3 1.9 ± 0 3,694,057 8.4 2.3 62 5 63 5 10.0 Christian Social Union in Bavaria (CSU) 3,544,079 8.1 0.7 45 ± 0 3,243,569 7.4 0.9 11 11 56 11 8.9 Free Democratic Party (FDP) 1,028,645 2.4 7.1 0 ± 0 2,083,533 4.8 9.8 0 93 0 93 0 Alternative for Germany (AfD) 810,915 1.9 1.9 0 ± 0 2,056,985 4.7 4.7 0 ± 0 0 ± 0 0 Pirate Party (PIRATEN) 963,623 2.2 0 ± 0 959,177 2.2 0.2 0 ± 0 0 ± 0 0 National Democratic Party (NPD) 635,135 1.5 0.3 0 ± 0 560,828 1.3 0.2 0 ± 0 0 ± 0 0 Free Voters (FW) 431,640 1.0 1.0 0 ± 0 423,977 1.0 1.0 0 ± 0 0 ± 0 0 Human Environment Animal Protection (Tierschutzpartei) 4,437 0.0 0.0 0 ± 0 140,366 0.3 0.2 0 ± 0 0 ± 0 0 Ecological Democratic Party (ödp) 128,209 0.3 ± 0.0 0 ± 0 127,088 0.3 ± 0.0 0 ± 0 0 ± 0 0 The Republicans (REP) 27,299 0.1 ± 0.0 0 ± 0 91,193 0.2 0.2 0 ± 0 0 ± 0 0 Die PARTEI 39,388 0.1 0.1 0 ± 0 78,674 0.2 0.2 0 ± 0 0 ± 0 0 Bavaria Party (BP) 28,430 0.1 ± 0.0 0 ± 0 57,395 0.1 ± 0 0 ± 0 0 ± 0 0 Alliance for Germany (Volksabstimmung) 1,748 0.0 ± 0 0 ± 0 28,654 0.1 ± 0 0 ± 0 0 ± 0 0 Marxist -- Leninist Party (MLPD) 12,904 0.0 ± 0.0 0 ± 0 24,219 0.1 ± 0.0 0 ± 0 0 ± 0 0 Pensioners ' Party (RENTNER) 920 0.0 ± 0 0 ± 0 25,134 0.1 0.1 0 ± 0 0 ± 0 0 Party of Bible - abiding Christians (PBC) 2,081 0.0 ± 0.0 0 ± 0 18,542 0.0 0.1 0 ± 0 0 ± 0 0 Civil Rights Movement Solidarity (BüSo) 17,988 0.0 ± 0.0 0 ± 0 12,814 0.0 0.1 0 ± 0 0 ± 0 0 Alliance 21 / RRP (Bündnis 21 / RRP) 5,324 0.0 0.1 0 ± 0 8,578 0.0 0.2 0 ± 0 0 ± 0 0 The Violets -- for Spiritual Politics (DIE VIOLETTEN) 2,516 0.0 ± 0.0 0 ± 0 8,211 0.0 0.1 0 ± 0 0 ± 0 0 Family Party (FAMILIE) 4,478 0.0 ± 0.0 0 ± 0 7,449 0.0 0.3 0 ± 0 0 ± 0 0 Social Equality Party (PSG) -- -- -- -- -- 4,564 0.0 ± 0 0 ± 0 0 ± 0 0 Electoral groups and independents 131,873 0.3 ± 0 0 ± 0 143,462 0.3 ± 0 0 ± 0 0 ± 0 0 Total valid 43,625,042 98.4 0.2 299 ± 0 43,726,856 98.7 0.1 332 9 631 9 ± 0 Invalid ballots 684,883 1.6 0.1 583,069 1.3 0.1 Total (turnout: 71.5 % 0.7 pp) 44,309,925 100.0 44,309,925 100.0
which political party currently holds the most seats in the bundestag
Christian Democratic Union (CDU)