New tab 'EXPERIENCE' is available in user profile.
Experience is a tab where you can insert the experience before joining the company or record the flights performed outside the company (instead of recording it on the X-COM aircraft).
To add a new experience simply click on the button. This will add a new line to the list where the details of past experience/flight performed outside of the company can be added.
Extra columns with the approaches types can be added to the table by selecting the relevant ones from the dropdown list:
The data will be included in the cumulative duty.