PREFACE
I.
International Statistical Yearbook 2012 is an annual comprehensive
reference publication on international economic and social statistics. It
contains data from as much as 200 countries, regions and territories over the
world. More detailed information on the economic and social development of over
40 countries and main comprehensive evaluation indexes of international
organizations are also included in the Yearbook.
II. The Yearbook contains the following 17
chapters: China in the World; Geography, Natural Resources and Environmental;
National Accounts; Population; Employment and Earnings; Investment Environment;
Energy; Government Finance and Banking; Price Index; Household Income and
Expenditure and Poverty; Agriculture; Industry and Construction; Transportation
and Communication; External Trade and Tourism; Balance of Payments and External
Debts; Education, Science and Technology, Culture, Health and Social Security;
Main Comprehensive evaluation indicators.
III. Data for most of the foreign countries
or territories have been adjusted by international organizations such as the
United Nations, and the scope and coverage is therefore comparable.
IV. The latest data for many countries are
preliminary or estimated statistics.
V. All data of
VI. The data all from the databases,
CD-ROMs, yearbooks and monthly publications of international organizations. The
sources of data are given at the top of each table in the Yearbook.
VII. Some aggregations or rates may not add
up to the sum of the series because of rounding.
VIII. Unless otherwise indicated, the
countries included in the Yearbook are the countries under their present names
with the present territories, although the names or the boundaries may have
changed during the period covered by the Yearbook.
IX. The meanings of the symbols used in the
Yearbook are as following,
"…" indicates that the figure is
not large enough to be measured with the smallest unit in the table;
"(blank)"
indicates that data are not available;
"#" indicates the major items of
the total;
"|" indicates that the data to the
left are not comparable with those to the right because of the adjustment of
scope and coverage.