Uusimaa (; ) is one of the 13 electoral districts of the Parliament of Finland, the national legislature of Finland. The district was established in 1907 when the Diet of Finland was replaced by the Parliament of Finland. It is conterminous with the region of Uusimaa but excludes the municipality of Helsinki which has its own constituency. The district currently elects 36 of the 200 members of the Parliament of Finland using the open party-list proportional representation electoral system. At the 2019 parliamentary election it had 776,914 registered electors. Electoral system Uusimaa currently elects 36 of the 200 members of the Parliament of Finland using the open party-list proportional representation electoral system. Parties may form electoral alliances with each other to pool their votes and increase their chances of winning seats. However. the number of candidates nominated by an electoral alliance may not exceed the maximum number of candidates that a single party may nominate. Seats are allocated using the D'Hondt method. Election results Summary (Figures in italics represent joint lists.) Detailed 2010s 2019 Results of the 2019 parliamentary election held on 14 April 2019: The following candidates were elected: Anders Adlercreutz (SFP), 9,425 votes; Hussein al-Taee (SDP), 4,246 votes; Thomas Blomqvist (SFP), 6,137 votes; Tiina Elo (Vihr), 4,190 votes; Maria Guzenina (SDP), 10,005 votes; Timo Harakka (SDP), 5,436 votes; Hjallis Harkimo (Liik), 12,963 votes; Inka Hopsu (Vihr), 6,211 votes; Saara Hyrkkö (Vihr), 4,471 votes; Arja Juvonen (PS), 5,490 votes; Antti Kaikkonen (Kesk), 10,757 votes; Pia Kauma (Kok), 8,597 votes; Pihla Keto-Huovinen (Kok), 3,412 votes; Kimmo Kiljunen (SDP), 4,646 votes; Ari Koponen (PS), 5,383 votes; Noora Koponen (Vihr), 4,748 votes; Johan Kvarnström (SDP), 4,219 votes; Mia Laiho (Kok), 5,664 votes; Antero Laukkanen (KD), 3,499 votes; Elina Lepomäki (Kok), 19,292 votes; Antti Lindtman (SDP), 14,541 votes; Pia Lohikoski (Vas), 2,544 votes; Leena Meri (PS), 9,807 votes; Sari Multala (Kok), 7,724 votes; Kai Mykkänen (Kok), 14,226 votes; Mika Niikko (PS), 7,613 votes; Pirkka-Pekka Petelius (Vihr), 6,331 votes; Riikka Purra (PS), 5,960 votes; Veronica Rehn-Kivi (SFP), 5,660 votes; Antti Rinne (SDP), 12,110 votes; Jussi Saramo (Vas), 3,502 votes; Ruut Sjöblom (Kok), 4,518 votes; Riikka Slunga-Poutsalo (PS), 4,266 votes; Kari Tolvanen (Kok), 4,212 votes; Matti Vanhanen (Kesk), 5,276 votes; and Heikki Vestman (Kok), 7,429 votes. 2015 Results of the 2015 parliamentary election held on 19 April 2015: The following candidates were elected: Anders Adlercreutz (SFP), 3,337 votes; Anne Berner (Kesk), 9,691 votes; Thomas Blomqvist