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_10408617_5 ( tariff_code VARCHAR, bts_retail_price__regulated_ VARCHAR )

### Question ###
How many tariff codes have a bts retail price of 2p/min or inclusive?

### Accurate SQL ###

SELECT COUNT(tariff_code) FROM table_10408617_5 WHERE bts_retail_price__regulated_ = "2p/min or inclusive"