An estimated 1.6 billion television sets were in use globally in about 1.42 billion households as of 2011. The TV viewing audience was estimated to be about 4.2 billion people in 2011.
Approximately 89 percent of all homes in the world have TVs, and about 61 percent of the world's population watches TV. However, TV viewing was declining as of 2013, with ratings decreasing for both broadcast and cable networks. Ratings for some major televised events also were decreasing.
The popularity of the Internet is a significant factor in the declining popularity of TV. Approximately the same number of people are active on Facebook as the number of people who watch TV, as of 2014.