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_68 (points VARCHAR, club VARCHAR, rank VARCHAR)

### Question ###
How many points did landskrona bois get when they were ranked below 18?

### Accurate SQL ###

SELECT COUNT(points) FROM table_name_68 WHERE club = "landskrona bois" AND rank < 18