http://www.google.com.my/publicdata/explore?ds=d5bncppjof8f9_&met_y=ny_gdp_mktp_cd&idim=country%3ALKA&dl=en&hl=en&q=sri+lanka%27s+gdp#ctype=l&strail=false&bcs=d&nselm=h&met_y=ny_gdp_pcap_cd&scale_y=lin&ind_y=false&rdim=country&idim=country:BGD:BTN:IND:MDV:PAK:NPL:AFG:LKA&ifdim=country&tstart=660585600000&tend=1291737600000&hl=en&dl=en
An evidence based explanation will be posted soon...