arizona
BATFE publishes this data.
No way to answer, since most states do not have registration for ordinary firearms. California would be a candidate for this, simply due to the large population.
The state that sells the most RVs is California. CA has always had a love affair with RVs. It is a very nature-oriented state.
Texas
probably Florida since its the most tropical state
Florida
California
Florida
Hawaii
As of 2021, Wyoming has the most firearms per capita in the United States. Wyoming has a strong culture of gun ownership and hunting, which contributes to its high number of firearms per capita.
Brownells sells firearms and firearm accessories.