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ESCAP Statistics Division
ESCAP Statistics Division
 
Third Meeting    
The Third Meeting of the Working Party on the Application of New Technology to Population Data
Bali, 7-9 January 1999

STAT/WPA(3)/1
28 December 1998
ENGLISH ONLY

ECONOMIC AND SOCIAL COMMISSION FOR ASIA AND THE PACIFIC

Working Party on the Application of  New Technology to Population Data
Third meeting
7-9 January 1999
Bali

Results of the ESCAP survey on Applications of Information Technology to Population Data
Note by the secretariat1/
Contents

SUMMARY

An earlier version of this paper was presented to the eleventh session of the Committee on Statistics, Bangkok, 24-26 November 1998. It presents the results of a survey conducted among national statistical offices of the region on the application of information technology (IT) to population data. The survey covered the use of IT in the national statistical office as a whole and in a selected census or survey. The paper reveals significant differences in IT endowments and types of technology applications among the three groups into which the responding countries/areas have been classified.


1/   This document has been issued without formal editing.
ABBREVIATIONS
ACE Advanced Coding Environment
CAPI Computer Assisted Personal Interviewing
CATI Computer Assisted Telephone Interviewing
CENTRY Census Data Entry System
CENTRACK Census Tracking System
CENTS CENsus Tabulation System
CMS Census Mapping System
COMS Collection Operation Management System
CONCOR CONsistency and CORrection System
DB2 Database 2
DBMS Database Management System
DEMPROJ Demographic Projection Model for Development Planning
DHS Demographic Health Survey
DVS Computerized Data Verification System
EASWESPOP East West Center's population projection program
E-mail Electronic mail
FASTAB Flexible and Swift Tabulation
GIS Geographic Information System
GFS Grandfather Father Son System
HTML HyperText Markup Language
IMPS Integrated Microcomputer Processing System
ISSA Integrated System for Survey Analysis
IT Information Technology
IVR Interactive Voice Response System
LAN Local Area Network
OCR Optical Character Recognition
OECD Organisation for Economic Cooperation and Development
OMR Optical Mark Recognition/Reader
PAS Publication Assembly System
PC Personal computer
RACF Resource Access Control Facility
RMS Resource Management System
REDATAM Retrieval of DATa for Small Areas by Microcomputer
SAS Statistical Analysis Software
SISMAC Statistical Information System of Management and Coordination Agency
SQL Structured Query Language
SPSS Statistical Package for Social Sciences
TREND Time Series Retrieval and Dissemination Database
DESCRIPTIONS
ArcInfo GIS software.
ArcView A viewer for GIS used in landscape architecture, natural resources management, and agricultural engineering curricula, or any disciplines entailing resource management.
AmiPro Word-processing software.
ANTHRO Software developed by the Center for Disease Control and the World Health Organization, used for anthropometric indices calculation.
ADEM-REPORT and
ADEM-SERCH
Application software used for the table check for the population census of Japan.
FIVFIV and FIVSIN A program for population projections at national, regional and city levels and simulations.
MapInfo Software product for mapping, data visualization and GIS.
MortPak United Nations software package for mortality measurement.
People A user-friendly software package designed for demographic and human resource development applications. It provides the facilities for making national and subnational population projections classified by age and sex.
PopMap Integrated geographical software providing maps and a graphics database.
QUICKTAB An IMPS module used for early output of simple tables.
RACT Software used for data back-up.
SPLUS Statistical analysis tool.
SuperCROSS The function of SuperCROSS is to retrieve and summarize huge amounts of textual and numeric data from high volume databases and display these in the form of tables, making it an ideal tool for the census.
Supermap A software produced by Space-Time Research PTY Australia Ltd., used as a primary tool for the mapping of census data.
Workers A user-friendly software package designed for demographic and human resource development applications. It takes the projected population numbers and provides the facility for making projections of labour supply, households and education, as well as for assessing resource implications, such as teacher and classroom requirements. In addition to generating basic projections, it gives a range of carefully designed tables and charts to highlight the analytical features of the results.
I. INTRODUCTION

1. On the recommendation of the Working Party on the Application of New Technology to Population Data, the secretariat conducted a survey on the application of new technology to population data. A questionnaire was sent to all 56 national statistical offices in the region in April 1998. At the time of compilation of this paper, 29 completed questionnaires had been received. The secretariat wishes to express its appreciation to all those national statistical offices which have responded to the survey. One returned questionnaire could not be used as it was not in a working language of the secretariat; for some others, information on some aspects was incomplete. The results presented in this report are thus based on 28 questionnaires but, owing to the non-availability of information on some items, not all the questionnaires could be used for each and every table.

2. Taking into account analytical considerations as well as the volume of information involved and the limitation on the length of Committee documents, the information collected is provided as a summary for three groups of countries/areas given below. However, information at the national level for some basic items is provided in detail in table 1.

Group 1: Developed members of ESCAP
Australia
Japan
New Zealand

Group 2: Members and associate members of ESCAP which are either newly industrializing economies or developing members of OECD
Hong Kong, China 
Republic of Korea 
Singapore
Turkey

Group 3: Developing members and associate members of ESCAP
American Samoa  Malaysia

Armenia
Bangladesh
Bhutan
China
Fiji
Guam
Indonesia
Islamic Republic of Iran
Lao People's Democratic Republic
Macau
Maldives
Marshall Islands
Myanmar
Pakistan
Philippines
Samoa
Sri Lanka
Thailand
Turkmenistan
II. RESULTS OF THE SURVEY
A. Use of information technology in the national statistical system
1. Equipment and human resources

3. Table 1 provides information on the size of the country/area, the personnel resources of its national statistical office, and personal computers (PCs) and hardware resources. In all three developed countries of the region, Australia, Japan and New Zealand, as well as in Singapore, there is at least one PC on the desk of each staff member. Marshall Islands is perhaps a special case in that vacancies in a small national statistical office can easily distort figures. American Samoa and the Republic of Korea are very well equipped with PCs. Most national statistical office staff of Bhutan; Fiji; Guam; Hong Kong, China; Lao People's Democratic Republic; and Macau have access to PCs. Indonesia, Malaysia, the Philippines, Samoa, Thailand and Turkey are less well endowed in terms of PC accessibility as there are 270-440 staff per 100 PCs. The survey results indicate that PC accessibility is by far the lowest in the national statistical offices of the three South Asian countries with large NSOs (Bangladesh, Pakistan and Sri Lanka).

4. Regarding the availability of network-connected PCs, all staff of the national statistical offices of Australia, Japan, New Zealand and Singapore have their PC connected to a network. More than half of the statistical personnel in Macau and the Republic of Korea are connected, while the figure is around one third in Fiji; Hong Kong, China; Lao People's Democratic Republic; and Maldives. In Armenia, American Samoa and Malaysia, there are six or seven staff per network-connected PC, and as many as 14 in Indonesia and the Philippines. The figures are higher still for Bangladesh, Myanmar, Pakistan and Turkey.

2. Use of selected technology

5. Figures 1 to 3 suggest that there is a wide gap between developed and developing countries in the application of technology in national statistical offices.

6. Table 2 shows that mainframe computers are still common in the national statistical offices in the region, irrespective of the stage of development. However, when it comes to the application of communication technology, the gap between developed and developing countries is quite visible. While all the national statistical offices in groups 1 and 2 have e-mail, half of the national statistical offices in developing countries lack that facility. Similarly, not only do all the national statistical offices in groups 1 and 2 have Internet connection, most of them have leased lines. By contrast, only 12 out of 21 national statistical offices in developing countries reported the availability of Internet connection, which predominantly depended on dial-up networking.

7. Information provided in the survey, but not tabulated in the present document, also points to a significant gap between developed and developing countries in terms of the actual number of staff who have access to modern information technology facilities such as the Internet. In one developing country, in the national statistical office, with more than 4,000 staff, the Internet is available to only 10 users at a time. On the other hand, in the developed countries and more advanced national statistical offices it is available for hundreds of users. In one developed country, although access to the Internet is available to all staff, users are restricted as a matter of policy to a browser which does not support frames, and the sites they can visit are limited.

8. Table 2 also provides information on the use of other IT components such as local area networks (LAN), scanning devices, and geographic information systems (GIS) for mapping. Manual mapping is still the most common method used by developing countries.

3. Commonly used software
9. Table 3 provides information on the most commonly used software in the national statistical offices of the ESCAP region. It shows that a wide range of software is utilized for various applications. Apparently, there is no particular pattern or preferential differences among the three groups of countries/areas.
B. Technology used for population censuses and surveys
10. The survey asked the responding national statistical offices to select one census or survey and provide information on it concerning application of technology. Of the 28 national statistical offices responding to this section, 20 provided information on population/housing censuses, 7 on surveys and 1 on a general population register.
1. Design, preparation and management of censuses and surveys
11. Information was sought on technology applications concerning questionnaire design, development of manuals and other instructions, operational control, and budget and cost control. Table 4 shows the results. There is some indication that group 3 countries mostly depend on manual procedures. Various word-processing and other software packages are utilized to assist different stages of work. The nature of technology applications among national statistical offices in groups 1 and 2 goes beyond mere word-processing and spreadsheet applications.
2. Enumeration, coding, data capture and scrutiny
12. The technology used in these areas is shown in Table 5. As far as enumeration is concerned, the personal interview method is the most dominant mode, for which hard copy forms are used. However, one national statistical office in group 2 plans to introduce an electronic submission system and computer-assisted telephone interviewing (CATI) for its 2000 census. Usually, coding is also done manually but in some cases computer-assisted coding has been mentioned. For data capture, key-to-disc entry is commonly used but 11 national statistical offices, including 3 in developing countries/areas have mentioned the use of OMR/OCR/ICR. For data scrutiny, input editing, verification and imputation, various approaches have been used. In developing countries the use of IMPS and its component CONCOR is quite common.
C. Tabulation, data storage and dissemination
13. The survey also asked questions about the use of IT in national statistical offices for tabulation, estimation and analysis, data storage and scrutiny, and the media of data dissemination arrangements in the national statistical offices of the region. Tables 6 to 8 provide a summary of responses.
1. Tabulation, estimation and analysis
14. As can be seen in Table 6, some of the software used for these purposes is common to all three groups of countries/areas. However, group 1 and group 2 national statistical offices also use tailor-made systems while group 3 national statistical offices very often use software available free of cost in the public domain, such as IMPS, MortPak and PopMap. The two major statistical analysis software packages, SAS and SPSS, are commonly used irrespective of the stage of development of the national statistical office.
2. Data storage and security arrangements
15. An attempt was made in the survey to collect information on arrangements used for data protection in archival and data back-up. The information is summarized in Table 7, which shows the variety of arrangements used in data archival and back-up, ranging from diskettes and tapes to modern optical media such as CD-ROM. Security arrangements include encryption, password, compression and other tailor-made systems. However, in developing countries security mostly consists of back-up to diskettes or CD-ROMs. 
3. Media of data dissemination
16. Table 8 summarizes the information for 28 national statistical offices on the media used for data dissemination. It is clear that printed publications are used by all the national statistical offices. In the area of electronic dissemination, diskettes constitute the most common medium, while CD-ROM is also utilized for dissemination by more than half the reporting national statistical offices. Dissemination through e-mail is also practised in 13 of the 28 national statistical offices. All group 1 and 2 countries disseminate data through the Internet while only about one third of the group 3 national statistical offices mentioned that medium.

 
Pop-IT project (1997-2001)
Project Objectives
Working Party Members
Working Party Meetings
First meeting, Bangkok, 24-26 September 1997
Second meeting, Singapore, 1-3 April 1998
Third meeting, Bali, 7-9 January 1999
Fourth meeting, Manila, 6-9 July 1999
Ffth meeting, Bangkok, 21 October 1999
Sixth meeting, Bangkok, 26 March 2001
Workshops
Application of New Information Technology to Population data, Bangkok, 12-20 October 1999
Population Data Analysis, Storage and Dissemination Technologies, Bangkok, 27-30 March 2001
Guidelines
Population data collection and capture (BBS - Statistics Indonesia)
GPS in modern mapping and GIS technologies to population data (Bangladesh Bureau of Statistics)
Population data dissemination (Statistics New Zealand)
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