The ‘Country’ and the ‘Model run results’ data can be found on the individual ‘Country’ pages. You can see the overview of crops and countries under 'Yield Gap by Country'. These data are available for use under the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License. For commercial use of the data by a private company, the company needs to pay for a commercial license fee. Click here to see the license information and the different types and prices of commercial licenses for private companies.
The data which can be downloaded directly from this page are available for free, unless it is stated that you need to purchase them.