CREATE TABLE table_22799 ("Year" TEXT, "League" TEXT, "Reg. Season" TEXT, "Playoffs" TEXT, "Owner ( s ) " TEXT, "Avg. Attendance" FLOAT)

in the year 1998/99 what was the league
SELECT "League" FROM table_22799 WHERE "Year" = '1998/99'
SELECT "League" FROM "table_22799" WHERE "Year" = '1998/99'