-number of deaths (all cases) = 2.448.288 or 100%

-death by accidents (unitentional) = 109.277 or 4,46%

-deaths by firearms = 30.136, or 16.907 suicides, 11.920 homicides, accidents 730, interventions 232+347. This 30.136 deaths from firearms are actually 30.136 / 2.448.288 = 0,0123 or 1,23% of all deaths in USA - NOT 0,65 %!
Then, 730 deadly accidents with arms is 730 / 2.448.288 = 0,0003 or 0,03% of all deaths, NOT 0,00013%! Yes, someone cynical can say that 0,03% is a small number, but we`re talking about 730 dead people too many, or two per day.

-interestingly, death by firearms is 30.136 / 109.277 = 0,2758 or about 27,6% of all various accidents, and homicides 11.920/109.277 = 0,109 or 10,9% of all "accident" deaths, and 11.920 / 2.448.288 = 0,0049 or about 0,5% of all deaths in US!