The Czech dialects spoken in Moravia and Silesia are known as Moravian (moravština). In the Austro-Hungarian Empire, "Bohemian-Moravian-Slovak" was a language citizens could register as speaking (with German, Polish and several others). Of the Czech dialects, only Moravian is distinguished in nationwide surveys by the Czech Statistical Office. As of 2011, 62,908 Czech citizens spoke Moravian as their first language and <answer>45,561</answer> were diglossal (speaking Moravian and standard Czech as first languages).
How many Czechs spoke both Moravian and standard Czech as first languages in 2011?
45,561