Permanent Population
refers to the total number of people alive at a given area within a period (over
half a year). According to the regulation of population census and sample
survey, permanent resident population include (1) registered population in this
area except those who have left this area over half a year (exclude those going
abroad to work or study). (2) population with
residence registered in other area, but having actually resided in this area
over half a year or having left place of residence registration over half a
year and resided in this area during the period of population survey. (3) population with residence registration in this enumeration
area not yet settled, i.e. residence card on hand, migration certificate, birth
certificate, demobilized soldier card, release certificate, etc.
Registered Population
refers to the population with registered in accordance with the regulation of
the People's Republic of
Population Density
refers to the total number of people within unit
land area. Usually, population density is calculated using permanent resident
population and indicates crowd degree of population. It is often expressed in
the number of people per square kilometer. The following formula is used :
|
Population Density = |
Permanent Resident Population |
|
Total Area of Land |
Birth Rate (or Crude Birth Rate)
refers to the ratio of the number of births to the average population (or
mid-period population) during a certain period of time (usually a year),
expressed in ‰. Birth rate in the chapter refers to annual birth rate. The
following formula is used:
|
Birth Rate = |
Number of Births |
×1000‰ |
|
Annual Average Population |
Number of
births in the formula refers to live births, i.e. when a baby has breathed or
showed any vital phenomena regardless of the length of pregnancy.
Annual average
population is the average of the number of population at the beginning of the
year and that at the end of the year. Sometimes it is substituted by the
mid-year population.
Death Rate (or Crude Death Rate)
refers to the ratio of the number of deaths to the
average population (or mid-period population) during a certain period of time
(usually a year), expressed in ‰. Death rate in the chapter refers to annual
death rate. The following formula is used:
|
Death Rate = |
Number of Deaths |
×1000‰ |
|
Annual Average Population |
Natural Growth Rate of Population
refers to the ratio of natural increase in population (number of births minus
number of deaths) in a certain period of time (usually a year) to the average
population (or mid-period population) of the same period, expressed in ‰. The
following formula is applied:
|
Natural Growth Rate of Population = |
Number of Births - Number of Deaths |
×1000‰ |
|
Annual Average Population |
Natural Growth Rate of Population = Birth
Rate - Death Rate
General Fertility Rate
refers to the total of birth rate of women aged 15-49 during a certain period of
time, which is expressed in a data. It actually refers to the number of
children of average woman aged 15-49.
Gross Dependency Ratio
refers to the ratio of children aged 0-14 and
elderly population aged 65 and over to the working-age population aged 15-64.
It describes in general the number of non-working-age population that every 100
people at working ages will take care of. The following formula is used:
|
Gross Dependency Ratio = |
(Population Aged 0-14) + (Population Aged 65 and over) |
×100% |
|
Population Aged 15-64 |
Labour Force Resources
refer to the
number of population at working ages (aged 16 and over) who have capacity for
physical labour, have engaged in social labour or not.
Social Employment Personnel
refer to the
persons aged 16 and over who are engaged in social labour
and receive remuneration payment or earn business income, including employment
personnel worked in units in urban areas, employment personnel worked in
township enterprises, rural labour engaged in
farming, forestry, animal husbandry and fishery, employees in private
enterprises and individual economy, employers of private enterprises and
individual economy and other employment personnel. Social employment personnel
not only include those in urban areas, also include those in rural areas.
Persons Employed in Urban Units
refer to all the persons working in government agencies of various levels,
political and party organizations, social organizations, enterprises and
institutions, and receiving remuneration payment. They include on-post staff
and workers and other employment personnel in various units, but exclude staff
and workers who have left their working units.
Persons Employed in Private Enterprises
and Individual Economy in Urban Areas
refer to the
persons employed in the private enterprises which have been registered at the
departments of industrial and commercial administration and are situated at a
town (i.e. at own where the county government is located) for business
operation or at urban areas with the level higher than a county town. The
individual economy in urban areas refer to persons who hold the certificates of
residence in urban areas or have resided in the urban areas for a long time and
have been registered at the departments of industrial and commercial
administration and approved to be engaged in individual industrial or
commercial business, including self-employed persons as well as helpers and
hired labourers who work in the individual households
engaged in industrial or commercial business.
On-post Staff and Workers
refer to staff and workers who work in and receive wages from their working
units during a survey period. They include the persons who have signed working
contracts with units or registered in units, also include those receive wages
from units but are temporarily absent from work for reasons of study, work or
on sick, injury or maternal leave no more than six months.
Other Employment Personnel in Urban Units
refer to the
numbers receiving wages or other forms of payment, include re-employed
retirees, teachers in schools run by the local people, foreigners and Chinese
compatriots from Hong Kong, Macao, and Taiwan working in various units,
employees of other units working temporarily at current posts, unemployment
personnel, non-locals, and employees holding the second job of other units,
exclude students enrolled in universities and colleges who work at the units
and receive wages.
Registered Urban Unemployed Personnel
refer to the
persons who are registered as permanent residents in the urban areas engaged in
non-agricultural activities, aged within the range of working age (16-retired
age), capable to labour, unemployed but desirous to
be employed and have been registered at the local employment service agencies
to apply for a job.
Registered Urban Unemployment Rate
refers to the ratio of the number of the registered
unemployed persons to the sum of the number of employed persons and the
registered unemployed persons. The formula is as follows:
|
Registered Urban Unemployment Rate = |
Number of Urban Registered Unemployed Persons |
×100% |
|
Urban Employed Persons + Number of Registered Urban
Unemployed Persons |
Legal Marriage Age, Labour
Age Population
The standard of
legal marriage age is 22 for male and 20 for female the domestic standard of
"reaching labour age", "within labour age" and "over labour
age" are 16, 16 to 59, 60 for male respectively and 16, 16 to 54, 55 for
female respectively the international standard of these items are 15, 15-64 and
65 respectively for both male and female.
Brief Introduction for Sample Survey on
Population in 2009
The reference
time of 2009 sample survey was zero o'clock of November 1, 2009. The sample
survey was conducted with a multi-stage systematic cluster-sampling scheme. The
exact sample of registration is 79.2 thousand people, which take 0.64% of total
population in