This may be a good thing (better if they bought storage food too) and, maybe, the government will loose track of so many (they show remarkable incompetence at times). Of course they are not supposed to keep a record at all as I understand it.
Boom: Record 27 million guns bought in 2016Sales hit record levels for some 19 months in a row as the number of terrorist attacks around the world and here at home increased, driving purchases by those seeking protection. The increase paralleled increases in those seeking a license to carry a concealed weapon.
http://www.washingtonexaminer.com/boom-record-27-million-guns-bought-in-2016/article/2610848