Which guns are America's favorites? 

It's a tough list to quantify, but CBSNews.com has compiled government and retail statistics to create an informal snapshot. 

Specifically, we've cross-referenced the most recent annual report from the Bureau of Alcohol, Tobacco, Firearms and Explosives with a June 2016 ranking of the best-selling new guns on GunBroker.com, the world's largest online auction site for firearms. We've broken out the most popular guns by category and name, starting with pistols.

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Pistols -- semi-automatic handguns with magazines that slide into their grips -- are the most manufactured category of American firearm. According to the ATF, more than 3.6 million were produced in 2014. 

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The Glock G19, a 9mm, was the fifth most popular pistol in June 2016.

Jared Lee Loughner used a 9mm Glock to kill six people and injure others, including U.S. Rep. Gabrielle Giffords, in January 2011.

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In June 2016, the Sig Sauer P938 was the fourth most popular semi-automatic pistol.

Small and easily concealable, a Sig Sauer 9mm was one of the three guns Adam Lanza used in the shooting at Sandy Hook Elementary School in December 2012.

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The third most popular pistol as of June 2016 was the Springfield XD-S, which weighs only 23 ounces. 

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The Ruger Lightweight Compact Pistol was the second most popular semi-automatic pistol as of June 2016.

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Smith & Wesson's M&P Shield 9mm is the best-selling semi-automatic pistol in June 2016.

Two 9mm caliber semi-automatic pistols, one of which was a Smith & Wesson, were used in the December 2015 mass shooting in San Bernardino, California.

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According to the ATF, rifles were the second most popular type of firearm of 2014, with nearly 3.4 million manufactured in the U.S. Within the larger category of rifles are three subcategories: semi-automatic rifles, bolt-action rifles, and lever-action rifles. 

These are the most popular semi-automatic rifles ... 

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The DPMS Oracle, considered a "value," was the fifth most popular rifle sold in June 2016.

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The Ruger AR-556 is the fourth most popular rifle in the country.

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The Kel-Tec SUB-2000 was the third best-selling semi-automatic rifle in June 2016.

This rifle is generally considered a less pricey alternative to the popular (and controversial) AR-15, used in the San Bernardino shooting and the massacre at Sandy Hook.

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The Colt LE6920, similar to the Colt rifle shown here, was the second most popular semi-auto rifle in June 2016.

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The Smith & Wesson M&P15 rifle was the most popular semi-auto rifle in America in June 2016.

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According to the ATF, shotguns were the third most manufactured firearms of 2014, with 935,411 produced in the U.S. Within that larger category, there are two subcategories: semi-automatic shotguns and pump-action shotguns.

These are the most popular pump-action shotguns in America ...

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The Mossberg 590A1 rifle is the fifth most popular shotgun in the U.S. 

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The Remington 870 Police was the fourth most popular shotgun in the U.S. as of June 2016. 

A similar Remington 870 Express Tactical shotgun, shown here, was one of the weapons gunman James Holmes used in the killing of 12 people in an Aurora, Colorado, movie theater in July 2012. 

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The Mossberg 500 tactical was the third most sold shotgun in the U.S. as of June 2016. 

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The Mossberg 500 -- seen here in the 2007 police comedy "Hot Fuzz" -- was the second best-selling pump-action shotgun of June 2016.

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The Kel-Tec KSG topped the charts for shotguns in June 2016. 

The inspiration for this weapon in "Grand Theft Auto IV," the Kel-Tec KSG is significantly shorter than other tactical shotguns on the market. It is also clearly pervasive in popular culture.

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According to the ATF, 744,047 revolvers were manufactured in 2014, making it the fourth most popular category of guns in America that year. 

A revolver is a pistol with revolving chambers that allow multiple shots to be fired without reloading.

These are the most popular models ...

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The Ruger Blackhawk was the fifth biggest selling revolver as of June 2016.

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The Ruger LCR was the fourth most popular revolver on the market as of June 2016.

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The Smith & Wesson 629 was the third most sold revolver as of June 2016.

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The Taurus 85 was the second best-selling revolver of June 2016.

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According to the ATF, 358,165 other miscellaneous firearms were manufactured in the U.S. in 2014 as well. This miscellaneous group includes pistol-grip firearms, starter guns, and firearm frames and receivers. 

Starter guns, like the one seen here, are used to signal the start of certain sporting events, such as swim meets and track and field races. 

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