CREATE TABLE table_name_24 (lane NUMBER, nationality VARCHAR2, split__50m_ VARCHAR2)

What is the total of lane(s) for swimmers from Sweden with a 50m split of faster than 26.25?
SELECT SUM(lane) FROM table_name_24 WHERE nationality = "sweden" AND split__50m_ < 26.25
SELECT SUM("lane") FROM "table_name_24" WHERE "nationality" = "sweden" AND "split__50m_" < 26.25