According to Google, as of 2021, YouTube delivers over 1 billion hours of video each day. This is equivalent to 100,000 years of video content watched daily. In terms of data, it is estimated that YouTube delivers around 14.6 petabytes of data each day. This includes not only the videos themselves but also related data such as comments, video descriptions, and user information. It's important to note that these numbers are constantly changing as more and more people use the platform and upload new content.