[['year', '2001', '2002', '2003', '2004', '2005', '2006', '2007', '2008', '2009', '2010', '2011', '2012'], ['sales', '13698', '14610', '13658', '14436', '15969', '16909', '17614', '19033', '15884', '14834', '15284', '15816'], ['ebitda', '2862', '3101', '2820', '3028', '2920', '3610', '4183', '4618', '3600', '3614', '3217', '3450'], ['net results', '750', '446', '728', '868', '1096', '1372', '1909', '1598', '736', '827', '593', '432'], ['net debt', '9332', '8544', '6734', '7017', '7221', '9845', '8685', '16884', '13795', '13993', '11974', '11317'], ['staff', '82892', '77547', '75733', '77075', '80146', '82734', '77720', '83440', '77994', '75680', '68000', '65000']]
the Year 2012 has 3000 less Staff than the Year 2011
the [ENT] [ENT] has 3000 less [ENT] than the [ENT] [ENT]