Some 5 %. But keep in mind that the equivalent of $ 50,000 would make you a middle-income earner in only the wealthiest Western countries such as the USA, but a top-income earner in all Third World countries. And even in many Western countries the average income is well below $ 50,000.
It also has everything to do with a country's standards and cost of living. In many countries - certainly in the Third World - you can get by very nicely, with servants and all, on $ 20,000 a year or even less.
10
Less than 2% of the worlds population.
The world's land is 27% and water is 73%. The population of worlds land that is lived on is 12%
About 1/5 (19%) of the world's population.
The population of Canada is about 33 million persons (2010) and that of the United States is about 303 million (2010). So US population is about 918% of the population of Canada. Conversely the the population of Canada as a percentage of the United States population is just over 10%.
29%
0.5%
About 11%.
62%
30 Present of the worlds population belongs to east Asia
4.5% (2011)
30
79%
near 70%
90%
80 percent
Approximately 18% of the world's population lives in China, making it the most populous country in the world.
30 percent