President Donald Trump has voiced his support for the death penalty, and a recent Pew Research Center survey found an uptick in the share of Americans who favor capital punishment for those convicted of murder. Over the long term, however, public support for the death penalty has declined significantly, as has the number of executions in the United States. As the debate over the death penalty continues in the U.S. and worldwide, here are 5 facts about the issue: The annual number of U.S. executions peaked at 98 in 1999 and has fallen sharply in the years since. In 2017, 23 inmates were executed, according to the Death Penalty Information Center. That's slightly higher than the year before, when 20 people were executed, but still well below the number of inmates annually put to death in the late 1990s and early 2000s. Just 8 states - Alabama, Arkansas, Florida, Georgia, Missouri, Ohio, Texas and Virginia - accounted for all executions in 2017, compared with 20