Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_53744 ( "Village (German)" text, "Village (Slovene)" text, "Number of people 1991" real, "Percent of Slovenes 1991" text, "Percent of Slovenes 1951" text )

### Question ###
How many people in 1991 have a Village (German) of rupertiberg?

### Accurate SQL ###

SELECT COUNT("Number of people 1991") FROM table_53744 WHERE "Village (German)" = 'rupertiberg'