Preface
��. Tianjin Statistical Yearbook is a large-sized statistics
publication to reflect various aspects of
��. Written materials in the book include Statistical Communique
on the 2010 National Economic and Social Development of Tianjin, Analysis of
Tianjin National Economic Situation 2010, Tianjin Social Development Report
2010, Tianjin Statistical Communique on National
Sixth Population Census, Sail through Wind and Waves and Advance in Giant
Strides - Reviews of Tianjin the ��11th-five�� Economic and Social Development. In
order to help readers using these statistical materials better, Explanatory
Notes on Main Statistical Indicators are attached after each chapter.
��. The major data sources of this book are obtained from annual
professional statistical report, a few from sample surveys and departments��
statistics.
��. The units of measurement used in this book are internationally standard
measurement units; sector listed in this table is classified by the standard of
GB/T 4754-2002. When calculating per capital indicators, we use permanent
population since 2005 and use registered population before 2005. Since 2006,
the division standard of urban and rural areas adopts the new rules of National
Bureau of Statistics Regulation 2006[60].
��. Statistical discrepancies due to rounding are not adjusted in this book.
��. Notations used in this book: ��blank�� indicates the data not available or
the figure is not large enough to be measured with the smallest unit in the
table. ��#�� indicates the major items of the total.
��. As a result of keeping consistent with data of census, surveys and
checks, the change of national statistics system and adjustment of figures
provided by departments, some data in this yearbook is different from former
yearbook. When using historical data, users should take the data of this book
as standard.
��. Since Tianjin Statistical Yearbook had been published openly, we
have been concerned and supported by the readers at home and abroad. They
advance much valuable suggestion on content and edition of the yearbook, we
deeply thanks for this all. Based on our limited level, perhaps there are some
mistakes in this book, we welcome all of the readers give us your criticism in
order to help us further improving our edition level, and providing services
for the readers better.