Secular means not specifically relating to religion or to a religious body.
If you mean, what percentage of people are not-religious (ie agnostic or atheistic) then according to the Encyclopedia Britannica around 15% of the world population (or around 1 billion people) describe themselves as non-religious or atheist.
The NON-RELIGIOUS population of the world, is 14.7%
The ATHEIST population is 3.8%. Yes, there's a difference.
In the US, about 33 percent
the percent of the answear 17 percent.
65 percent
Around 70-80% of adults in the US report consuming alcohol at least occasionally, but the percentage varies by age group and other demographic factors.
In 2002, the richest 20 percent of people in the US owned about 84 percent of the total available wealth. This high level of wealth concentration is indicative of significant income inequality in the country.
99.99%
43%
57%
its around 50%
The percentage of people in the US who live in California is 10.87%
16.3% In the US
None. The US is technically a secular country, so there's no offical religious leader of the USA. However, there are thousands of people who lead congregations and what-have-you in the US.