US veterans number about 8% of the population. That includes active duty military and reservists. It is a slightly higher percentage of the adult population.
Regardless, it’s not a big %, and it’s getting smaller every year as the draftees of Vietnam die off.
Unlike nearly all agencies, the VA spends about 8% of total government spending — aligning perfectly with the % of the population total. It is also the single most supported agency in government in both parties.
100%