 For example, Alevi, Câferî (mostly Azeris), and Bektashi Muslims (mostly Turkmen) participate in the financing of the mosques and the salaries of Sunni imams by paying taxes to the state, while their places of worship, which are not officially recognized, do not receive any state funding.The Presidency of Religious Affairs' budget rose from US$0.9 billion for the year 2006 to $2.5 billion in 2012.Beginning in the 1980s, the role of religion in the state has been a divisive issue, as influential religious factions challenged the complete secularization called for by Kemalism and the observance of Islamic practices experienced a substantial revival.