To select multiple categories within a parameter list use one of the methods below:
Hold the Ctrl key down while clicking on individual items in the list. The example shown will query for injuries to workers who are 18-19 and workers who are 25-29 (but exclude workers 20-24).
Hold the Shift key down while clicking the first and last items in a continuous list. The example shown will query for injuries to all workers who are 60 and older.