Dow Jones Industrial Average index tumbled on Monday as data showed US employers created only 120 000 jobs in March compared to an expected gain of 205 000. Blue chip index sank 1.0% or 130.55 points and settled at 12,929.59, first close price below 13 000 since March 12. Bank of America led the drop, giving up 3.3% while Caterpillar fell 2.2%. Aluminium producer Alcoa shed 0.3% before its 1st quarter earnings report due Tuesday.