There are 983 million people in the world who speak English, or 13% of the world's population, according to Ethnologue. It is estimated 372 million speak English as their first language, while 611 million speak English a... More »

In Germany, students start taking English in fifth grade because of the widespread use of English in business discussions. While different people have different levels of expertise, it is easy to find people in Germany w... More »

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Just over 15 million Japanese people speak English, as of 2010. This number represents about 12 percent of the 2015 Japanese population. Many Japanese students go through around 6 years of English education, so they have... More »

According to the Religion and Public Life Project at the Pew Research Center, there are 2.18 billion Christians worldwide, which is about 31.6 percent of the world population of 6.9 billion, as of 2010. About 50.1 percen... More »

Approximately 10 percent of the world's population is left-handed. Notably, although most people use their right hands for performing tasks such as writing, approximately 30 percent of the population is mixed handed, whi... More »

The percentage of the world's population who have multiple-colored eyes is not documented. Most babies are born with blue eyes that vary in color but develop into a permanent shade by the age of 5. More »

The University of Texas estimates 32 out of 1,000 people are a twin, which translates to 3 percent of the population. As of 2009, approximately one in 30 births results in twins. More »