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_52928 ( "Home team" text, "Home team score" text, "Away team" text, "Away team score" text, "Venue" text, "Crowd" real, "Date" text )

### Question ###
How many spectators watched when the away team was Collingwood?

### Accurate SQL ###

SELECT "Crowd" FROM table_52928 WHERE "Away team" = 'collingwood'