“While the growth of the web has been explosive, one of the biggest jumps occurred in 2013 when the number of websites grew by almost a third.
Today, Apache together with nginx currently hosts just over half the websites that exist. However, Microsoft is closing fast and they are expected to get a bigger market share soon.
It is also expected that the number of websites will continue to grow for the foreseeable future.”
Statistics found on https://www.millforbusiness.com/how-many-websites-are-there/