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_name_62 (reg_gp VARCHAR, player VARCHAR, rd__number VARCHAR)

### Question ###
How many reg GP for nathan barrett in a round less than 8?

### Accurate SQL ###

SELECT COUNT(reg_gp) FROM table_name_62 WHERE player = "nathan barrett" AND rd__number < 8