It was founded in 1950 and was held every four years from 1964 to 1996 with five subjects and is now held every two years with three changing subjects.
Конкурс был впервые проведён в 1950 г., с 1964 г. начал проводиться на постоянной основе каждые четыре года, а с 1996 г. проходит каждые два года.