Those kinds of figures are hard to come by because judges don't reveal that kind of information. To them, it is a matter of judicial independence. I can tell you, though, that 32% of our federal judicial appointees since 2016—so judges appointed to superior courts and the Federal Court countrywide—have been functionally bilingual. They are able to carry out their duties in both languages. Another 12% of appointees can read and understand written material.
On October 29th, 2020. See this statement in context.