After specifying a specific futures market, click the "Option" tab to display a list of all current options that are available under your subscription category. Here's an example for Corn options.
If you would like to also include the put and call totals in your data files, click the box below.
Click [OK] when all desired options have been selected. Be sure to select your detrend preferences, date range, post processing and export options (for portfolio) before clicking [OK] to complete the selection.