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_22948 ( "Round" real, "Date" text, "City and venue" text, "Winner" text, "Runner-up" text, "3rd placed" text, "4th placed" text, "Results" text )

### Question ###
How many runner-ups when Jason Crump placed 3rd?

### Accurate SQL ###

SELECT COUNT("Runner-up") FROM table_22948 WHERE "3rd placed" = 'Jason Crump'