I don't know if I could give you the total number of how many people have been disciplined for whistle-blowing, but I can tell you it's certainly there, and the discipline they get would not be as a result of whistle-blowing. It would be as a result of something they did the next day or cumulatively because they would have a target on their back and be under extreme scrutiny for that measure.
On April 11th, 2016. See this statement in context.