Do you have tools to compare the 2013-2015 and 2015-2017 plans? From one plan to the other, are you in a position to be able to make comparisons?
There are a few figures in there, but let's imagine that the employees are taking continuous training. I think you have continuous training plans.
If they reach an even higher level of bilingualism over time, does that allow them to access higher positions, or other types of positions?