Some Colombian farmers take huge drop in income for more safety , etc . National security adviser : ` ` You need to stabilize those drug - producing countries '' Other estimates : Cocaine production in Colombia dropped 40 % between 2001 and 2009 . Government helped alternative industries start up .
Some Colombian farmers take huge drop in income for more safety , peace . National security adviser : `` You need to stabilize those drug-producing areas '' U.S. estimates : Cocaine production in Colombia fell 61 % between 2001 and 2009 . Government helped alternative enterprises start up .