This feature from Newsweek, explains why aspiring opera singers gravitate to Germany to pursue their careers.
“According to the opera statistics website – Operabase, last year 7,230 opera performances took place in Germany, one third of the world’s total. The United States came a distant second, at 1,730 performances, followed by France and Russia. Austria ranked sixth, at 1,252 performances, and Switzerland ninth, at 795. Measured in number of performances per million residents, Austria tops the ranking at 149.8, followed by Switzerland at 102.1, Estonia and then Germany at 88.1.”