The amount of the previous period in the income statement is the amount of the same period of last year, for example, the monthly report is the amount of last month, for example, the quarterly report is the amount of last quarter, for example, the annual report is the amount of last year. The income statement is filled in quarterly, so the amount should be the sum of three months' data.

For example, if the period of the income statement is April 1 to June 30th, 2020, the previous period amount of the income statement is April 1 to June 30th, 2009.

Is the income statement static or dynamic?

The income statement is a dynamic report. Because the income statement reflects the operating results of the enterprise in a certain accounting period, that is, the profit and loss situation is dynamic. The income statement is a financial statement that reflects the operating results of an enterprise in a certain accounting period.