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					PRIME MINISTRY REPUBLIC OF TURKEY
TURKISH STATISTICAL INSTITUTE                  TurkStat
        NEW METHOD FOR 2010
       POPULATION AND HOUSING
          CENSUS OF TURKEY

       Considerations about data quality and coverage


                   TURKISH STATISTICAL INSTITUTE
                                    TurkStat
                                    May 2008
PRIME MINISTRY REPUBLIC OF TURKEY
TURKISH STATISTICAL INSTITUTE              TurkStat

  CONTENTS
  1. Background

  2. Method of Establishing the ABPRS

  3. Method for Increasing Coverage of ABPRS

  4. Basic Results of ABPRS

  5. Plans for 2010 Census
PRIME MINISTRY REPUBLIC OF TURKEY
TURKISH STATISTICAL INSTITUTE                TurkStat

                Population Census
        Method
         14 tradition censuses since 1927
         De facto definiton
         One day application with curfew
         Face to face interview
PRIME MINISTRY REPUBLIC OF TURKEY
TURKISH STATISTICAL INSTITUTE              TurkStat
                 Population Census
    Problems
     Overcounting (imaginary) population
     No information on household and family
      structure
     Increasing cost of the census
     duration of data processing around 3.5 years
     Information available with ten years interval
PRIME MINISTRY REPUBLIC OF TURKEY
TURKISH STATISTICAL INSTITUTE                  TurkStat
      Population Registration System
     Central Population Registration System (MERNIS) based
      on family ledgers,
     Maintenance of the system by the General Directorate
      of Population and Citizenship Affairs of the Ministry of
      Interior,
     No information was available on place of usual
      residence,
     Unique ID number for Turkish Citizens available since
      2001
PRIME MINISTRY REPUBLIC OF TURKEY
TURKISH STATISTICAL INSTITUTE                 TurkStat
     Method of Establishing the ABPRS
      Purpose ;
    To establish National Address Database (NAD) that
     covers all addresses within the boundaries of the
     country,

    To establish Address Based Population Registration
     System covering information on place of residence of
     all people living in the country.
PRIME MINISTRY REPUBLIC OF TURKEY
TURKISH STATISTICAL INSTITUTE                          TurkStat
        Legal Base
   1.   The Population Services Law No. 5490,
   2.   The regulation related to Address and Numbering Study
        and
   3.   The Turkish Statistical Law No. 5429 (related articles)
   constitute the legal base of the study.

   Population Services Law charged;
       Turkish Statistical Institute for establishing the system,
       Ministry of Interior, General Directorate of Population and
        Citizenship Affairs for maintaining the system.
PRIME MINISTRY REPUBLIC OF TURKEY
TURKISH STATISTICAL INSTITUTE                                     TurkStat
        How The System Was Established?

               MERNIS                    National Address            Foreigners
           (Turkish Citizens)               Database                    living
                                              (NAD)                   in Turkey




                    MATCHING the information           MATCHING foreign
                     in MERNIS and addresses
                                                   citizens and addresses in
                      in the NAD by using the
                          Turkish Republic
                                                        the NAD by using
                       identification numbers          passport numbers




     Turkish citizens                     ABPRS
     living in abroad
PRIME MINISTRY REPUBLIC OF TURKEY
TURKISH STATISTICAL INSTITUTE                                 TurkStat
                            General Stages
                                 Numbering study
                                        and
                                 establishment of
                                     the NAD
                                                            Control of
                                                             the NAD
             Updating
            the system

                                                                   Field
                                                              application for
                                                                 collecting
                                                              information on
        Checking the usual                                    usual residence
       residence addresses                                       addresses
         from the address                 Data entry and
       lists at the offices of
          the head of the                  matching the
       quarters (or head of              information with
            the villages)                    MERNIS
PRIME MINISTRY REPUBLIC OF TURKEY
TURKISH STATISTICAL INSTITUTE                         TurkStat
                Monitoring Fieldwork
 1- Controller follow up form for monitoring each step of field work:
   visited dwellings, result of interview, number of form given to data
   processing and office, etc.           carried out by enumerators
   (enumeration area)

    evaluated by controllers, supervisors and regional offices

 2- Daily and weekly reports derived from data entry: Number of visited
    dwellings, results of interview, reasons for not interview, number of
    persons counted, number of persons not matched with MERNIS

    evaluated by supervisors, regional and central organizations
    of TurkStat.
PRIME MINISTRY REPUBLIC OF TURKEY
TURKISH STATISTICAL INSTITUTE                    TurkStat
                         Evaluation
      1- Content error; Inconsistent information listed weekly
        and sent to regional offices.

      2- Coverage error;

           Comparison with results of previous census (4 %
           under coverage)

           Comparison with other administrative records
PRIME MINISTRY REPUBLIC OF TURKEY
TURKISH STATISTICAL INSTITUTE                   TurkStat
    Method of Increasing Coverage
    (a)- Comparison with other administrative records

             50 organizations
             Universities (111), banks, GSM operators
            Total of 320 million records

       were matched with ABPRS to define undercovered
       persons.
PRIME MINISTRY REPUBLIC OF TURKEY
TURKISH STATISTICAL INSTITUTE               TurkStat
    Method of Increasing Coverage
  (b)- Computer Assisted Telephone Interview System
     were used to identify unregistered persons and their
     addresses through relatives (wife/husband, children,
     mother/father, sister/brother) of the persons.


  (c)- Unregistered people were called if phone number
    available and also informed through SMS message and
    advertisement campaign.
PRIME MINISTRY REPUBLIC OF TURKEY
TURKISH STATISTICAL INSTITUTE                         TurkStat
                ABPRS 2007 Results
    First results refering December 31, 2007 based on the new
    system were announced to the public on January 21, 2008.
    The results of the system will be announced annually.

     Population by localities (province, district, sub-district and
    village)
     City and village population
     Age and sex structure
     Nationality of persons living in Turkey (Turkish citizens and
    foreigners)

All information is available on the web site (www.turkstat.gov.tr)
PRIME MINISTRY REPUBLIC OF TURKEY
TURKISH STATISTICAL INSTITUTE                                                             TurkStat
                  Population pyramid, 2007
                                 Population: 70 586 256
                                  90+
                                 85-89
                                 80-84
                                 75-79
                                 70-74
                                 65-69
                                 60-64
                                 55-59
                     Age group




                                 50-54
                                 45-49
                                 40-44
                                 35-39
                                 30-34
                                 25-29
                                 20-24
                                 15-19
                                 10-14
                                   5-9
                                   0-4

                                     6,00       4,00   2,00   0,00   2,00   4,00   6,00
                                   Male     Female             %
PRIME MINISTRY REPUBLIC OF TURKEY
TURKISH STATISTICAL INSTITUTE                          TurkStat
                 Plans for 2010 Census
    a)- Information of ABPRS will be improved:
         National Education Statistics Database was established
          through currently students and graduated students of the
          primary/high school and university/upper university records

         Analysing other official records to produce census information

         All institutes and organizations are obliged to use information
          in the system according to the law

         TurkStat are going to use ABPRS for household surveys
PRIME MINISTRY REPUBLIC OF TURKEY
TURKISH STATISTICAL INSTITUTE                        TurkStat
                Plans for 2010 Census
     b)- In 2010 census it is planned to apply two
         questionnaires
          Short questionnaire for updating information available in
           ABPRS (place of residence, age, sex, nationality, completed
           level of education, type of address)

          Long questionnaire for collecting other social, demographic
           and economic characteristics of population and housing
           information (considering UNECE/EU recommendations)

          All stages of the planned method will be tested in 2009
PRIME MINISTRY REPUBLIC OF TURKEY
TURKISH STATISTICAL INSTITUTE       TurkStat

				
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