CREATE TABLE table_50123 ("Tie no" TEXT, "Home team" TEXT, "Score" TEXT, "Away team" TEXT, "Attendance" TEXT)

What was the attendance for the match where cambridge united was the home team?
SELECT "Attendance" FROM table_50123 WHERE "Home team" = 'cambridge united'
SELECT "Attendance" FROM "table_50123" WHERE "Home team" = 'cambridge united'