##### Explanatory Notes on Main Statistical Indicators

##### Total Population refers to the total number of people alive at a certain point of time within a given area.

##### The annual statistics on total population is taken at midnight,the 3lst of December.

##### Urban Population and Rural Population There are two definitions.The first definition (according to the administrative organizational system):

##### City population: Total population under the jurisdiction of city (including population of the town under the jurisdiction of city. excluding the population of counties under the jurisdiction of city).

##### Town population: Total population of town under the jurisdiction of county (excluding the population of town under the jurisdiction of city).

##### County population: Total population of country under the jurisdiction of county).

##### The second definition (classified by the permanent population):

##### City population: Total population of districts under the jurisdiction of city with district establishment and the population of street under the jurisdiction of city without district establishment.

##### Town population: Total resident-committees population of towns under the jurisdiction of city without district establishment and the resident-committees population of towns under the jurisdiction of county.

##### County population: Total population except city population and town population.

##### Data from 1952 to 1980 are the figures according to the first definition. Data since 1982 are the figure according to the second definition.

##### Birth Rate or (Crude Birth Rate) refers to the ratio of the number of births to the average population during a certain period of time(usually a year) which is often expressed in¡ë. The following formula is used:

##### Number of births refers to live births i.e. the births when babies had showed any vital phenomena regardless of the length of pregnancy.

##### Annual Average Number of 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 for with 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 year population) during a certain period of time (usually a year) which is often expressed in¡ë. The following formula is used:

##### Death Rate umber of Deaths

##### Number of Deaths/ Annual Average Number of 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 year population)of the same period which is often expressed in¡ë. The following formulas are applied:

##### Natural Growth of Population

##### Number of Births-Number of Deaths / Average Number of Population

##### Natural Growth Rate of Population=Birth Rate-Death Rate

##### Employed Population refers to population aged 15 or over engaging in social labour which generates income.

##### Unemployed Population refers to population aged 15 or over not engaging in any social labour which generates income, including students enrolled in schools, house wives students waiting for entering schools with higher level, urban job seekers, retirees, job quitters, disabled, etc.

##### Economically Active Population refers to the population aged 16 and over who are capable to work, are participating in or willing to participate in economic activities, including employed persons and unemployed persons.

##### Persons Employed in Various Units refer to all the persons working in government agencies of various levels£¬ political and party organizations£¬ social organizations£¬enterprises and institutions, and receiving wages or other forms of payment. They include fully-employed staff and workers£¬ 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, part-time employees, employees of other units working temporarily at current posts, and employees holding the second job, but exclude staff and workers who have left their working units while keeping their labour contract (employment relation) unchanged£®This indicator reflects the total number of laborers actually engaged in production or other operations in various units.

##### Persons Employed in Private Enterprises and Self-Employed Individuals in Urban Areas Persons employed in private enterprises 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 county town (i.e. a town where the county government is located) for business operation or at urban areas with the level higher than a county town. The self-employed individuals 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.

##### Registered Urban Unemployed Persons The registered unemployed persons in urban areas 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, 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 Registered unemployment rate in urban areas 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 registered urban unemployed persons/(number of urban employed persons + number of registered urban unemployed persons) X100%

##### Staff and Workers refer to the persons who work in(and receive payment therefrom)enterprises and institutions of state ownership£¬ collective ownership£¬ joint ownership£¬ share holding£¬ foreign ownership£¬ and ownership by entrepreneurs from Hong Kong£¬ Macao£¬ and Taiwan£¬ and other types of ownership and their affiliated units£¬excluding the retired persons invited to work in the units again, teachers in the schools run by the local people and foreigners and persons coming from Hong Kong, Macao and Taiwan and working in the state-owned economic units. (Number of staff and workers in this yearbook include only fully employed staff and workers, excluding those who have left their working units while keeping their labour contract/employment relation unchanged)£®

##### Fully Employed Staff and Workers refer to persons who work in, and receive wages from their working units, as well as persons who have their work posts, but are temporarily absent from work for reasons of study or on sick, injury or maternal leave and still receive wages from their working units.

##### Staff and Workers in State-owned Economic Units refer to the persons who work in the state-owned economic units or their attached units and are listed in their payrolls.ª¥

##### Staff and Workers of Collective Owned Units in Urban Areas refer to the persons who work in collective owned units in urban areas and their administration departments and receive payment therefrom£®ª¥

##### Staff and Workers in Units of Other types of Ownership refer to those who work in(and receive payment therefrom)enterprises and institutions of joint ownership£¬ share holding£¬ foreign ownership£¬ and ownership by entrepreneurs from Hong Kong£¬ Macao£¬ and Taiwan£®

##### Total Wages of Staff and Workers refer to the total remuneration payment to staff and workers in various units during a certain period of time£®The calculation of total wages is based on the total remuneration payment to the staff and workers. Therefore£¬ all the wages and salaries and other payments to staff and workers are included in the total wages regardless of their sources£¬ category£¬ and forms (in kind or cash)£®(Total wages of staff and workers in this yearbook include only total wages of fully employed staff and workers, excluding the living allowances distributed to those who have left their working units while keeping their labour contract/employment relation unchanged)£®

##### Bonus refers to remuneration payment to workers for extra work and for increasing earnings and practicing economy£®

##### Subsidies and Allowances refer to subsidies paid to staff and workers for compensating special or extra labour and allowances paid to staff and workers to offset the impact of inflation on real wages£®

##### Average Wage of Staff and Workers refers to the average wage in money terms per person during a certain period of time for staff and workers in enterprises, institutions, and government agencies, which reflects the general level of wage income during a certain period of time and is calculated as follows:

##### Average Wage of Staff and Workers =Total Wages of Staff and Workers in Reference Period/Average Number of Staff and Workers in Reference Period

##### Index of Average Wage of Staff and Worker refers to the ratio of average wage of staff and workers at the report time to that at the reference time. It reflects the relative changing degree of average wage in money terms at the various of time, which is calculated as following:

##### Index of Average Wage of Staff and Worker = average wage of staff and workers at the report time/average wage of staff and workers at the reference time

##### Index of Average Real Wage of Staff and Worker refers to the average wage which has removed the factor of price change. Index of average real wage of staff and worker reflects the relative changing degree of average real wage, and indicates the degree of the rising or declining degree of real wage of staff and worker, which is calculated as following:

##### Index of Average Real Wage of Staff and Worker = Index of Average Wage of Staff and Worker at the Report Time/Urban consumer prices index at the report time

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