CREATE TABLE table_name_87 (games VARCHAR2, years VARCHAR2, total VARCHAR2, sport VARCHAR2)

Tell me the games for total less than 4 for swimming 1968
SELECT games FROM table_name_87 WHERE total < 4 AND sport = "swimming" AND years = "1968"
SELECT "games" FROM "table_name_87" WHERE "1968" = "years" AND "sport" = "swimming" AND "total" < 4