Key performance by business area

Revenue in € millions
2011	5,335	+4%
2012	5,543	+4%

EBITDA in € millions
2011	906	-2%
2012	889	-2%

EBITDA margin % of revenue
2011	17.0	-1.0
2012	16.0	-1.0

Total reportable rate of injuries per million hours
2011	2.8	-36%
2012	1.8	-36%

Revenue in € millions
2011	5,170	+10%
2012	5,702	+10%

EBITDA in € millions
2011	611	+26%
2012	769	+26%

EBITDA margin % of revenue
2011	11.8	+1.7
2012	13.5	+1.7

Total reportable rate of injuries per million hours
2011	2.8	-7%
2012	2.6	-7%

Revenue in € millions
2011	4,201	+2%
2012	4,297	+2%

EBITDA in € millions
2011	479	-11%
2012	425	-11%

EBITDA margin % of revenue
2011	11.4	-1.5
2012	9.9	-1.5

Total reportable rate of injuries per million hours
2011	3.5	-23%
2012	2.7	-23%