NOW IS NOT THE TIME TO STOCK UP!
Wait 9-12 months until supply catches up with demand, and prices come back to normal.
IMHO, 200 rounds per shotgun and rifle, 100 rounds per handgun, is all you'll need for defense/hunting. .22 LR, I would think a 500 round brick.
After you have that much, think about what recreational shooting you do, and stock enough for a full year.
History fails to record a single precedent in which nations subject to moral decay have not passed into political and economic decline. There has been either a spiritual awakening to overcome the moral lapse, or a progressive deterioration leading to ultimate national disaster.
If you think a strong military is expensive, think about what a weak one would cost