Explanatory Notes on Main Statistical Indicators

I. Urban Households

Population of Urban Households refer to members of households living and sharing economically together in the urban areas. All the income and expenditure of all the members of such households are included in the income and expenditure of the household.

Number of Dependents per Urban Employee refers to the ratio between number of persons in an urban household and the number of employed persons.

Total Income of Urban Households refers to the sum of wage and salary; net business income; income from properties; and income from transfers of members of the households. Income from selling of properties and income from borrowing are not included.

Disposable Income of Urban Households refers to the actual income at the disposal of members of the households which can be used for final consumption, other non-compulsory expenditure and savings. This equals to total income minus income tax, personal contribution to social security and subsidy for keeping diaries in being a sample household. The following formula is used:

Disposable income = total household income - income tax - personal contribution to social security - subsidy for keeping diaries for a sampled household.

Consumption Expenditure of Urban Households refers to total expenditure of households for consumption in daily life, including expenditure on the eight categories of food; clothing; housing; household appliances and services; health care and medical services; transport and communications; recreation, education and cultural services; and miscellaneous goods and services.

Expenditure of Urban Households on Consumption of Services refers to expenditure of households on various kinds of non-commercial services provided by society.

Urban Households by Income Group All households in the sample are grouped, by per capita disposable income of the household, into groups of lowest income, low income, lower middle income, middle income, upper middle income, high income and highest income, each group consisting of 10%, 10%, 20%, 20%, 20%, 10% and 10% of all households respectively. The lowest 5% of households are also referred to as poor households.

Engel’s Coefficient refers to the percentage of expenditure on food in the total consumption expenditure, using the following formula:

Engel's Coefficient=	expenditure on food	×100%
	total consumption expenditure

II. Rural Household

Total Income refers to the sum of income earned from various sources by the rural households and their members during the reference period, and is classified as income from wages and salaries, income from household operations, income from properties and income from transfers.

Income from Wages and Salaries refers to income from labour earned by the members of rural households employed by other units or individuals.

Income from Household Operations refers to income by the rural households as units of production and operation. Operations by rural households are classified according to their economic activities namely agriculture, forestry, animal husbandry, fishery, manufacturing, construction, transportation, post and telecommunications, wholesale, retail and catering, social service, culture, education, health, and other household operations.

Income from Properties refers to the income received as returns by owners of financial assets or tangible non-productive assets by providing capitals or tangible non-productive assets to other institutional units.

Income from Transfers refers to the receipt by rural households and their members of goods, services, capital or rights of assets without giving or repaying accordingly, excluding capital provided to them for the formation of fixed assets. In general, it refers to all income received by rural households through redistribution.

Cash Income refers to income received by rural households and their members in the form of cash during the reference period. It is classified, by source of income, into income from wages and salaries, cash income from household operations, income from properties and income from transfers.

Net Income refers to the total income of rural households from all sources minus all corresponding expenses. The formula for calculation is as follows:

Net income = total income - taxes and fees paid - household operation expenses - taxes and fees depreciation of fixed assets for production - gifts to non-rural relatives

Net income is mainly used as input for reinvestment in production and as consumption expenditure of the year, and also used for savings and non-compulsory expenses of various forms. "Per capita net income of farmers” is the level of net income averaged by population, reflecting the average income level of rural households in a given area.

Total Expenditure refers to total expenses of rural households on production, consumption and redistribution, including expenditure on household operations; purchase of productive fixed assets; depreciation of productive fixed assets; taxes and fees; expenses on household consumption; expenses on properties; and expenses on transfers.

Ⅲ.Social Insurance

Basic Pension Insurance

1. Number of staff and workers covered refer to staff and workers participating in the basic pension insurance programme according to national laws, regulations and related policies at the end of the reference period, who have already had payment records in social security management agencies, including those who have interrupt payment without terminating the insurance programme. Those who have registered in the programme but with no payment records are not included.

2. Number of retirees participating in basisc pension insurance programme refer to number retirees participating in basic pension insurance programme by the end of reference period.

3. Revenue of the basic pension insurance programme refers to payments made by employers and individuals participating in the pension insurance programme in accordance with the basis and proportion stipulated in State regulations, and income from other sources that become source of pension insurance fund, including the premium paid by employers and staff and workers, interest income, subsidies from higher level agencies, income as transfer from subordinate agencies, transferred income, government financial subsidies and other income.

4. Expenditure of basic pension insurance programme refers to payment made on pensions and funeral subsidies to those retired and resigned people covered in pension insurance programmes according to related national policies on scopeand standard of expenditure. Also included are expenditure which arises due to shift of the insurance relationship or adjustment of funds among agencies. More specifically, included are pensions for resigned people, pensions for retired people, pension for people quitting jobs, various subsidies, medical fees, funeral subsidies, compensation payments, management fees for social security agencies, expenses on subsidies to lower subordinates, expenses as transfer to agencies at higher level, transferred expenditure and other expenditures on properties; and expenses on transfers.

5. Balance of basic pension insurance programme refers to the balance of basic pension insurance funds at the end of the reference period after deducting expenses from revenue.

Basic Medical Care Insurance

1. Number of people participating in the insurance programme refers to people participating in the basic medical care insurance programme according to related regulations as at the end of reference period, including number of staff and workers and retirees participating in this insurance programme.

2. Revenue of the insurance programme refers to payments made by employers and individuals participating in the medical care insurance programme in accordance with the basis and proportion stipulated in State regulations, and income from other sources that become source of medical insurance fund, including income of social comprehensive funds paid by employers, income from individual accounts, government financial subsidies, interest income and other income.

3. Expenditure of the insurance programme refers to payment made from social comprehensive funds to those retired and resigned people covered in basic medical care insurance within the scope and standards of expenditure according to related national policies, and medical care payment made from individual accounts to staff and workers and retirees, and other expenses, including medical expenses of hospital inpatients, medical expenses for outpatients and emergency patients, payment from individual accounts and other expenditure.

4. Balance of the basic medical care insurance programme refer to the balance of medical care insurance of social comprehensive funds and individual accounts at the end of the reference period, including bank savings, special fiscal accounts, investment in bonds and others.

Unemployment Insurance

1. Number of people covered refers to staff and workers in urban enterprises or institutions who have participated in the unemployment insurance programme according to relevant policies and regulations, and other people who have participated according to local government regulations, as at the end of reference period.

2. Revenue of the unemployment insurance programme refers to payments made by employers and individuals participating in unemployment insurance programme in accordance with relevant regulations and other income contributed to this programme, including unemployment insurance premium made by employers and individuals, interest income, subsidies from higher level agencies, income as transfer from subordinate agencies, transferred income, government financial subsidies and other income.

3. Expenditure of the unemployment insurance programmme refers to total expenses during the reference period to guarantee the basic livelihood of unemployed people and laid-off staff and workers and to encourage their re-employment. Included are unemployment relief, medical fees, funeral subsidies, compensation payments, training expenses, management fees for unemployment insurance agencies, subsidies to lower level agencies, expenses as transfer to higher level agencies, transferred expenditure and other expenditure.

4. Balance of the unemployment insurance programme refers to the balance of revenue of the programme after deducting expenses at the end of the reference period.

Work Injury Insurance

1. Number of people covered refers to staff and workers who have participated in the work injury insurance programme according to relevant national regulations.

2. Number of beneficiaries refers to staff and workers and their direct dependents who can, in accordance with relevant regulations, benefit from work injury insurance, as a result of work injury leading to disability or death of the staff/worker, or occupational disease leading to disability. Included in this category are number of injured and disabled people, number of people with occupational diseases, number of deaths at work places, and number of direct dependents.

3. Revenue of the work injury insurance programme refers to payments made by employers participating in the work injury insurance programme in accordance with the basis and proportion stipulated in State regulations, and income from other sources that become source of work injury insurance fund, including income of social comprehensive funds paid by employers, government financial subsidies, interest income and other income.

4. Expenditure of the work injury insurance programme refers to payments made from work injury insurance funds to those who participated in the work injury insurance programme and their direct dependents within the scope and standards of expenditure according to related national policies, and other expenditure, including medical fees for work injury, injury and disability subsidies, death subsidies, nursing fees, funeral subsidies, injury prevention fees, occupational rehabilitation fees and other expenditure.

5. Balance of the work injury insurance programme refers to the balance of the work injury funds at the end of the reference period, including bank savings, special fiscal account, investment in bonds and others.

Maternity Insurance

1. Number of people covered refers to staff and workers who have participated in the maternity insurance programme according to relevant regulation at the end of the reporting period.

2. Revenue of maternity insurance refers to payments made by employers participating in the maternity insurance programme in accordance with the basis and proportion stipulated in State regulations, and income from other sources that become source of maternity insurance fund, including income of funds paid by employers, interest income and other income.

3. Expenditure of the maternity insurance programme refers to payments made from maternity insurance funds to staff and workers who participate in the maternity insurance programme within the scope and standards of expenditure in accordance with related national policies, expenses paid for pregnancy, child delivery or surgeries related to family planning, and other expenditure, including allowance for child bearing, medical fees and other expenditure.

4. Balance of the maternity programme refers to the balance of the maternity insurance funds at the end of reference period, including bank savings, special fiscal account, investment in funds and others.