If you look at the number of people employed in each of those job classifications, Software Developers have 1.25 million and are expected to increase by 300k in

If you look at the number of people employed in each of those job classifications, Software Developers have 1.25 million and are expected to increase by 300k in the next 10 years while Programmers have 295k and are expected to decrease by 22k in the next 10 years. So "Programmers" is already only 20% of the total and is expected to decrease to 15%.