There were the six children, their mother and her boyfriend in Houston. The nine worshippers in a church in Charleston, South Carolina.

The 53-year-old father who tried to stop three men ransacking a metalworker’s minivan in Brooklyn. The 28-year-old mother of two in Indianapolis whose new husband shot her in the face 13 times.

The two young reporters shot to death during a live news broadcast in Moneta, Virginia. And the thousands just like them whose deaths did not make the front page.

While many victims’ names may quickly disappear from the public eye, their stories live on in the statistics that help us to understand the scale of gun violence in the United States. Below is a compilation of numbers that added up to a significant year in the gun debate during 2015.