Table schema:
CREATE TABLE table_name_32 (pumpers VARCHAR, tankers VARCHAR, brigade VARCHAR, cars VARCHAR, staffing VARCHAR)

Question: How many Pumpers have Cars of 1, and a Staffing of volunteer, and a Brigade of grovedale, and Tankers smaller than 1?
SQL: SELECT COUNT(pumpers) FROM table_name_32 WHERE cars = "1" AND staffing = "volunteer" AND brigade = "grovedale" AND tankers < 1