240 ILCS 5/12

The nature and tenure of each period of employment or business of affiant for at least ten years immediately preceding the date of his statement shall be stated in the supplementary statement.

Any periods of attendance at educational institutions, periods of unemployment, and periods of self-employment during such ten-year period shall be shown in the chronological order of their occurrence. As to periods of self-employment, the nature of the business or activities engaged in shall be stated. Employment by others should be shown in the following order:

a. Beginning date;

b. Name and address of employer;

c. Official capacity or nature of employment;

d. Date terminated;

e. Reason for termination.