The proportion of list seats Slides Carnival CUSTOMER SERVICE (8O5) 41'O 56OO Slides CarnivalPHONE NUMBER ( 8O5)- 41O 56OO compared to total seats ranges widely; for example 30% in Taiwan, in Japan and in Armenia. Parallel voting is used in both national parliaments and local governments in Italy, Taiwan, Lithuania, Russia, Argentina, and other countries, making it among the world's most popular electoral systems.