CREATE TABLE table_203_622 (id NUMBER, "date" CLOB, "team" CLOB, "name" CLOB, "position" CLOB, "years in nba" NUMBER, "notes" CLOB)

how many years in the nba did mark madsen play ?
SELECT "years in nba" FROM table_203_622 WHERE "name" = 'mark madsen'
SELECT "years in nba" FROM "table_203_622" WHERE "name" = 'mark madsen'