"Colombia reports that it carried out 18 aerial interdiction operations, seizing 14 aircraft in 2006, 24 operations, seizing 20 aircraft in 2007, 60 operations, seizing 31 aircraft in 2008, and 81 operations, seizing 38 aircraft in 2009."
Source
"Colombia: Evaluation of Progress in Drug Control 2007-2009." Organization of American States (OAS) Inter-American Drug Abuse Control Commission (CICAD) Multilateral Evaluation Mechanism (MEM). Washington, DC: January 2011. OAS/Ser.L/XIV.2.48, CICAD/docx.1843/10, p. 34.
http://www.cicad.oas.org/mem/…
