The Ministry of Economy and Finance (MEF) offered economic incentives for municipalities to implement bicycle routes in their districts. Recreational bike lanes can be found in 39 districts. The Proyecto Especial Metropolitano de Transporte No Motorizado (PEMTNM) estimates that more than a million and a half people used the bike lanes in 2012. The bike lanes ran for . They estimate that the use of the bike lanes prevented the emission of 526 tons of carbon dioxide in 2012.