Approximately 1.2 billion
China with a estimate of 1.3 billion followed by India with an estimate of 1.2 billion
20,000
it is 8.5million
96,380,000
7,871,900
Asia
90,348,437
Australia
39,802,015 (2009)
890,807,908
23,507,783 (2007 estimate)
2010 estimate: 4,858,200