Earlier quoted context omitted.
Oscillating near the racial distribution of the population should be good enough.
In Hungary, in the 1920 a new legislation was introduced called "Numerus Clausus". This limited the admission to universities and public offices by the percentage of the ethnic ration within the country. > Its aim was to restrict the number of Jews to 6 percent, which was their proportion in Hungary at that time; the rate of Jewish students was approximately 15% in the 1910s. In 1928 – also because of the pressure of…
https://www.nytimes.com/2018/06/15/us/harvard-universities-p...