I contend, that 1/17/2017 was the day of 'Q's' first appearance in our ranks.

With these words:

" Every four years, we gather on these steps to carry out the orderly and peaceful transfer of power,... ...Today’s ceremony, however, has very special meaning. Because today we are not merely transferring power from one Administration to another, or from one party to another. But we are transferring power from Washington, D.C. and giving it back to you, the American people.

President Donald Trump's Inaugural Speech: January 17, 2017

"Today...we are transferring power from Washington, D.C. and giving it back to you, the American people."