https://wccftech.com/windows-10-1809-adds-3-to-its-adoption-rate/

Windows 10 May 2019 Update is now available to Slow ring Insiders and anyone who is interested to check out the latest version. With version 1903 almost out in the public, the October 2018 Update continues its slow adoption rate.

Latest stats from AdDuplex suggest that Windows 10 version 1809 added 3 percent to its share now running on 29.3% of 100,000 surveyed machines.” While Windows 10 May 2019 Update is starting to trickle out via various channels, it is not officially available to consumers yet,” AdDuplex report says. “In the meantime, Windows 10 October 2018 Update added almost 3% to its share and, out of more than 100,000 PCs surveyed, 29.3% run the latest official Windows 10 release.”