Plovdiv canal in the country. In that period, Plovdiv became the birthplace of Bulgaria's movement for democratic reform, which by 1989 had garnered enough support to enter government. Plovdiv has hosted specialized exhibitions of the World's Fair in 1981, 1985, and 1991. The population by permanent address for the municipality of Plovdiv for 2007 is 380,682, which makes it the second in population in the nation. According to the data of the National Institute of Statistics (NSI), the people who actually live in Plovdiv are 346,790. According to the 2012 census, 339,077 live within the city limits and 403,153 in the
Plovdiv administrative structured units. According to the "Law for the territorial subdivision of the Capital municipality and the large cities," the territory of Plovdiv Municipality is subdivided into six district administrations with their mayors being appointed following approval by the Municipal Council. In 1969 the villages of Proslav and Komatevo were incorporated into the city. In 1987 the municipalities of Maritsa and Rodopi were separated from Plovdiv which remained their administrative center. In the last several years, the inhabitants from those villages had taken steps to rejoin the "urban" municipality. The city has more than 200 archaeological sites, 30 of which