Third quarter First nine months
SEK M 2011 2010 2011 2010
Net sales 71,559 62,225 218,801 185,401
Cost of sales (55,139) (47,015) (166,238) (141,660)
Gross income 16,420 15,210 52,563 43,741
         
   Gross margin, % 22.9 24.4 24.0 23.6
         
Research and development expenses (3,207) (3,125) (9,886) (9,330)
Selling expenses (5,897) (5,520) (17,531) (16,779)
Administrative expenses (1,703) (1,295) (5,158) (4,347)
Other operating income and expenses (97) (377) (676) (796)
Income (loss) from investments in        
associated companies (1) (10) (71) (66)
Income from other investments 8 (15) 23 (8)
Operating income 5,523 4,866 19,264 12,414
         
   Operating margin, % 7.7 7.8 8.8 6.7
         
Operating income before depreciation and amortization (EBITDA) 8,507 7,794 27,768 20,982
   EBITDA margin, % 11.9 12.5 12.7 11.3