JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
Can you please confirm that is what you were referring to in your jotform http://www.jotform.us/form/41393870788166
Usually, the data of Checkbox field are always contained on single field/column only.
The most common method used to separate them is to download the submission data to a Spreadsheet, and then use the Spreadsheet application Text-to-Column functionality to separate them.
Let us know if you need further assistance.