Yangon Region census report, the population of Yangon region is 7.36 million. Burmese is the primary language used by Burmese of all ethnic backgrounds. English is the main second language among the urban elite of Yangon. Yangon Region is the most developed region in the country. According to the government's official statistics for FY 2010–2011, the size of the economy of Yangon Region was 8.93 trillion kyat, or 23% of the national GDP. Greater Yangon is Lower Myanmar’s main trading hub for all kinds of merchandise – from basic food stuffs to used cars. Bayinnaung Market is the largest wholesale center in
Yangon passengers a day. All buses and 80% of the taxis in Yangon run on compressed natural gas (CNG), following the 2005 government decree to save money on imported petroleum. Highway buses to other cities depart from Dagon Ayeyar Highway Bus Terminal for Irrawaddy delta region and Aung Mingala Highway Bus Terminal for other parts of the country. On 16 January 2017, city bus network system Yangon Bus Service (YBS) was created. Motor transportation in Yangon is highly expensive for most of its citizens. As the government allows only a few thousand cars to be imported each year in a country