4 ACQUISITION OF CITIZENSHIP CERTIFICATE IN NEPAL ESTIMATION AND PROJECTION • To calculate the total number of current citizenship certificate holders per district (H), those who acquired citizenship certificates in 2011(F) was added to the number of those who acquired citizenship certificates between 1951 and 2010 and who are estimated to be alive (G). Citizenship certificate issued in 2011 (F) Citizenship certificate holders alive on 16 July 2010 (G) Total number of current citizenship certificate holders (H) Calculation of population lacking citizenship certificates • To calculate the total effective population lacking citizenship certificates in each district (K), the total number of citizenship certificate holders per district (H) was subtracted from the total effective population (E) per district and then added to obtain national results. Total effective population (E) Total number of citizenship certificate holders (H) Total effective population lacking citizenship certificates (K) Below is the comparative chart which demonstrates the formula used for estimating people without citizenship certificates in Nepal per district. Estimating Prevalence of Population with/without Citizenship Certificate Population of 16 years or above that currently reside in the country (A) + Migrant Nepalese population (B) — Foreigners residing in Nepal (C) + — Inter-district migrant population (D) = Total effective population (E) Cumulative data on citizenship certificate distribution 1952-2010 (G1) x Survival Ratio (G2) = Citizenship certificate holders who are alive on 16 July 2010 (G) Citizenship certificate issued in 2011 (F) + Citizenship certificate holders alive on 16 July 2010 (G) = Total number of current citizenship certificate holders (H) Total effective population (E) — Total number of citizenship certificate holders (H) = Total effective population lacking citizenship certificates (K)