Below is a link to a presentation by Chief Research Officer Mark H. Allenbaugh. In the in-depth presentation he provides a statistical overview of how the sentencing landscape has changed under the U.S. Sentencing Guidelines over the past 30 years. He notes how increased prosecution rates and average sentences have contributed to the explosion in the
November 1, 2017 marks the 30th anniversary that the Federal Sentencing Guidelines went into effect. Since then, the federal prison population has grown over 400% while the U.S. population has grown only 37%. It’s budget, now topping $7 billion annually–has grown over 500% adjusting for inflation, while spending per inmate has increased a mere 18%.