A survey of U.S. farmer cooperatives ending their business year during calendar year 1999 showed a net income of $1.3 billion, down from $1.7 billion in 1998. Gross and net business volumes were down for the 3,466 cooperatives in the survey. Assets, liabilities, and net worth were up. Business volume by commodity handled is reported for all cooperatives and by State. Number of cooperatives, cooperative memberships, and number of employees are classified according to marketing, farm supply, and service function. Trends in cooperative numbers, memberships, employees, business size, sales volume, net income, assets, liabilities, and net worth are reported along with data on selected activities of other cooperative service organizations.