CREATE TABLE table_name_98 (year INTEGER, points VARCHAR(255), engine VARCHAR(255), entrant VARCHAR(255))
How many years did barclay nordica arrows bmw enter with a bmw str-4 t/c engine with less than 1 point?
    
SQL: SELECT SUM(year) FROM table_name_98 WHERE engine = "bmw str-4 t/c" AND entrant = "barclay nordica arrows bmw" AND points < 1