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_22341 ( "City of license /Market" text, "Station" text, "Channel ( TV / RF )" text, "Owned Since" real, "Affiliation" text )

### Question ###
What is the minimum stations owned since kero-tv?

### Accurate SQL ###

SELECT MIN("Owned Since") FROM table_22341 WHERE "Station" = 'KERO-TV'