the consumer goods market runs smoothly in the first quarter, the per capita consumption expenditure of the residents is 4796 yuan. First, the per capita consumption of food and tobacco consumption per capita is 1535 yuan; second, the residents' per capita consumption expenditure is 978 yuan; Three, the per capita traffic and communications consumption expenditure per capita is 645 yuan. In the first quarter, the per capita disposable income of Ji'nan was over 10000 Ji'nan in the first quarter of the city, the city's economic and social development data showed that the income of Ji'nan residents was synchronized with economic growth, and the consumption capacity was steadily improved. In the first quarter, the per capita disposable income of urban residents in Ji'nan reached 12073 yuan, an increase of 8.1%, and the per capita disposable income of rural residents was 5227 yuan, an increase of 7.9%. What is the resident disposable income "disposable income" refers to the total of the final consumer spending and savings obtained by the household during the investigation period, that is, the income that the households can use freely. Disposable income includes both cash and physical income. According to the source of income, disposable income includes four items: wage income, operating net income, property net income and transfer net income. In other words, "disposable income = wage income, operating net income, property net income, net income". The per capita disposable income of residents is the average disposable income per household based on the resident population. In addition, it should be noted that the disposable income of residents is obtained through permanent bookkeeping of some households. However, this part of accounts is not determined arbitrarily, but is determined by scientific sampling method. The following steps are included: the first step, taking the district (city) as the unit to allocate the survey sample according to the permanent population ratio; the second step, the election of the village (residence) Committee; the third step, the selection of the investigation community; the fourth step, the regular survey of the household, the annual accounts, and income data.