The economy of Ethiopia with population of approximately 82.1 Million (Est 2011 - Central Statistical Agency of Ethiopia) ranks 70th in the world with a GDP PPP of 94.88 billion and GDP PPP per capita of 1,092 vs 48,147 (United States) according to the IMF in 2011. The national currency of Ethiopia is the Ethiopian Birr (ETB) currency. Bank deposits held for a fixed interest rate of return within Ethiopia are called fixed time deposits. CIA.gov reports estimates of iinflation at 8.1% in 2010 and 28.8% in 2011.