Mass layoff events, seasonally adjusted, December 2005-December 2006 Dec-05 1,253 Jan-06 1,112 Feb-06 1,065 Mar-06 1,105 Apr-06 1,175 May-06 1,098 Jun-06 1,130 Jul-06 1,160 Aug-06 1,218 Sep-06 1,158 Oct-06 1,186 Nov-06 1,220 Dec-06 1,201