to increasing immigration from European countries and less immigration from Muslim-majority countries. In 2009, the total number of registered Muslim congregations was 126. More than 40 prayer locations exist in the city of Oslo. In 2010 a Muslim from Örebro in Sweden wanted to build a mosque in Tromsø with money from Saudi Arabia but the Norwegian government declined to give permission on the grounds that Saudi Arabia has no freedom of religion and potential Norwegian money to churches in the opposite direction would be stopped as churches are illegal there. In June 2018, the parliament of Norway passed a bill banning clothing covering the face at educational institutions as well as daycare centres, which included face-covering Islamic veils. The prohibition applies to pupils and staff alike. Religiosity Studies conducted for a TV channel in 2006 found that 18% of Norwegian Muslims reported visiting the mosque once a week. A similar study in 2007 reported that 36% of Muslim youth visit the mosque less than once a month. According to a 2007/2008 survey of students at upper secondary schools in Oslo, 25% of Muslims pray regularly while 12% attend religious services weekly. Opinion According to a survey in 2016, about 98% of Norwegian Muslims believed that Human rights are important, about 94% believed Democracy is important, and 95% believed that Muslims should live in peace with Non-Muslims. In the same poll a minority of 47% said that it is not important to follow Sharia law. According to a 2017 poll, 3 out of 10 Muslims agree it's important to follow Sharia law. According to a survey of 4,000 Muslims in 2017, only two percent agreed to statements such as "Islam allows the use of violence" and that the September 11 attacks on America in 2001 can be justified. Radicalizations About 70 people have left Norway to become foreign fighters in Syria or Iraq, while around 20 have returned. In May 2019 it was announced that those who had joined the Islamic State who only had residence permits in Norway would have their permits annulled to prevent them from returning to Norway. And in September 2019, 15 foreigners in Norway had their residence permits revoked. Conversion In 2004, it was estimated that 500-1,000 Norwegians have converted to Islam. Many Norwegians, both men and women, have converted in order to marry Muslims. Demographics Muslims in Norway are a very fragmented group, coming