The news article https://www.wired.com/story/whole-genome-sequencing-cost-200-dollars/ (mirror) published on 2018-11-18 claims that
Today, slightly more than a million people have had their whole genomes sequenced.
Aside from the fact that "whole genomes sequenced" doesn't mean that 100% of the genome is sequenced but rather ~95% (Psst, the human genome was never completely sequenced. Some scientists say it should be (mirror)), is the claim true?