According to a recent report from PageFair and Adobe, the use of ad blocking software has increased dramatically in recent years and is set to cost publishers over $20 billion in 2015.
Approximately 198 million people across the globe use ad blocking software, according to the report, a 41 percent increase over the previous year. Internet users in China tolerate ads the most while those in Greece are the heaviest users of ad blocking software.
This chart shows the share of internet users using ad blocking software in Q2 2015.
You will find more statistics at Statista