The peak of the BTC bull market in 2013 coincided with the peak of the 'U.S. Manufacturing Orders/Non-Manufacturing Orders' cycle in the same month.
The peak of the BTC bull market in 2017 coincided with the peak of the 'U.S. Manufacturing Orders/Non-Manufacturing Orders' cycle in the same month.
The peak in the first half of 2021 was two months apart from the peak of the 'U.S. Manufacturing Orders/Non-Manufacturing Orders' cycle.