U.S. Justice Department: Does Neighborhood Watch reduce crime? Neighborhood Watch programs became popular in the 1970s and 1980s; by 2000, roughly 40% of the U.S. residential population was covered by such citizen crime-watching programs.
Definition of actuarial. 1  1 : of or relating to actuaries. 2  2 : relating to statistical calculation especially of life expectancy.
âActuarial valueâ is a measure of a planâs generosity. The actuarial value is the percentage of total allowed costs paid by the plan, as opposed to the percentage paid by the participant. Issuers of small group and individual policies must specify the actuarial value of each policy, beginning in January 2014.