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_25595209_1 ( state_country VARCHAR, skipper VARCHAR )

### Question ###
How many states is Grant Wharington from?

### Accurate SQL ###

SELECT COUNT(state_country) FROM table_25595209_1 WHERE skipper = "Grant Wharington"