Massachusetts Bay Transportation Authority
The MBTA has put many programs into place to help prevent crime and terrorism on the MBTA.  The latest report published by the MBTA Transit Police compared crime rates in 2014 and 2015.  Between 2014 and 2015, there was about a 7% increase in crimes on the MBTA.  In 2014, there were 946 reported crimes on the MBTA.  In 2015, there were 1009.  Since over 380,900,000 people ride the MBTA each year, this means that about 0.0003% of travelers were victims of a crime while riding the MBTA in 2015.  Most of these crimes were larceny, robbery, or assault.