For the first time ever, Google has revealed some key metrics of some of its major services like YouTube and how much revenue they make for the company.

Axar.az reports citing foreign media that the information was revealed as a part of Alphabet's fourth-quarter and yearly earnings report.

In the earnings report, Google says that YouTube generated $15 billion in revenues last year and contributed nearly 10% of the company's total revenue. That's a 36.5% jump from the $11.2 billion revenue that YouTube generated in 2018. In Q4 alone, YouTube generated revenues of $5 billion.

Despite YouTube's growth, the ad business still remains Google's primary money maker. Google Search generated $98.1 billion in revenues in 2019, up 15% from 2018. In Q4 2019 alone, the business generated revenues of $27.2 billion.