You can see in the table above of Harris and its surrounding counties that she's the Big Dog - 300,000 plus more votes for Basement Joe than The Halfrican got.
Upon further review, I did not see your last column, which better brings into focus the point you are making. Working from a smartphone on my part has its limits, not to mention old age and a dense mind.
Posts 33, 37, and 39 to my eyes do not include that last column wherein you summarize the difference between election years 2008 and 2020.
It is heartening to know TX is undertaking closer scrutiny in view of 2020. My sense is that Democrat chicanery has wreaked havoc for a long time, and now it is time to check it, if not decades ago.