Anything from 0 to 90 per cent, since rich and middle class do not account for the whole population.
25%
11 percent
With the exception of Israel, the majority population is Muslim (followers of Islam).
Iraq
90% of middle easterners are Muslim.
50 percent
Cyprus, population: 801,851 (as of 1 Jan 2010) Djibouti is also sometimes considered as part of the Middle East and has a population that is close to that size: 879,000 (as of 2010)
The middle class (or bourgiousi)
The middle class. The middle class typically represents individuals who have a moderate income level, own homes, hold professional or skilled jobs, and have a comfortable standard of living.
More than 90 percent of Middle East's population is Muslim.
since black people are only about 12% of the population and about 47% percent of blacks are middle class then 47 x .12 = 5.64 black people make about 5.64% of the middle class population.
percent of what???