This information is derived from payments made to City of Chicago employees from January 1 of the previous calendar year to the present. Payments are initiated by City Departments and issued by the Department of Finance. Descriptions of each attribute follow: Voucher Number: This is a unique number assigned to each payment and is used for identifying that particular payment. Amount: This is the dollar amount of the payment made. Payment Date: This is the date payment was issued. Vendor Name: This is the name of the person or entity to which payment was made. Description: This is an optional field that indicates the reason payment was made.