Using the average estimates of the four LFS rounds (January, April, July and October LFS in 2009), the annual employment rate or the annual proportion of employed persons to the total labor force in the country in 2009 was 92.5 percent. Among the 17 administrative regions, the Autonomous Region in Muslim Mindanao (ARMM) posted the highest employment rate at 97.7% in 2009. The National Capital Region on the other hand, ranked lowest at 87.2 percent.