According to the latest available statistics there are about 15-30% of the world populations that are either agnostics or atheists. Atheists and agnostics are defined as:
agnostic
ag•nos•tic [ag nóstik] (plural ag•nos•tics)
noun
- somebody denying God’s existence is provable: somebody who believes that it is impossible to know whether or not God exists
- somebody denying something is knowable: somebody who doubts that a question has one correct answer or that something can be completely understood
I’m an agnostic concerning space aliens.
[Mid-19th century. < a-2 + gnostic]
-ag•nos•tic, adjective
-ag•nos•ti•cal•ly, adverb
Microsoft® Encarta® 2009. © 1993-2008 Microsoft Corporation. All rights reserved.
atheist
a•the•ist [áythee ist]
(plural a•the•ists)
noun
unbeliever in God or deities: somebody who does not believe in God or deities
Microsoft® Encarta® 2009. © 1993-2008 Microsoft Corporation. All rights reserved.
While it is true that there are evil that throughout the history of humanity were done by some people who “allegedly” are believers in the existence of God, the worst of evil were done by those who denied the existence of God.
PSALMS 53:1
The fool hath said in his heart, There is no God. Corrupt are they, and have done abominable iniquity: there is none that doeth good.
http://www.controversyextraordinary.com/2017/07/claiming-there-is-no-God-is-foolish.html?m=1
Source : Mr. Controversy X