@mista98berk @chiiki_i @RhondaMoskowitz @DrEliDavid It shows exactly that. The big decline to near zero January-July 2021 was pre-Delta. Then Delta hit.
@mista98berk@chiiki\u i@RhondaMoskowitz@DrEliDavid这恰恰说明了这一点。2021 1-7月的大幅下降接近于零是在Delta之前。然后Delta命中。