Hi Dax, thank you for the interest. Some of the data were directly taken while some were computed and extrapolated. All sources below, except for the DepEd 2007 data, which I only have as a spreadsheet years ago and is no longer available online.

(1) http://www.deped.gov.ph/datasets

(2) http://www.unicef.org/philippines/brief04_fnl.pdf

(3) http://www.doh.gov.ph/sites/default/files/publications/PHS2012.pdf