2007–2011   2002–2006   1998–2002   1993–1997   1988–1992 Selected consolidated data 1998–2002 (in CHF) 2002 2001 2000 1999 1998 Number of employees   2,526 2,267 2,192 1,936 2,014 Sales core business CHFm 487.6 476.6 483.0 442.1 386.6 Total sales CHFm 487.6 476.6 483.0 442.1 416.6 EBITDA CHFm 80.9 86.0 91.0 69.9 65.2 EBIT 1) CHFm 51.2 55.1 61.5 45.1 36.2 Net income2) CHFm 32.5 39.3 36.8 29.6 22.6 Cash flow 3) CHFm 62.2 70.2 66.3 54.4 51.6 Shareholders' equity 2) CHFm 209.0 218.7 187.6 187.9 165.9 Net liquidity / (debt) CHFm 24.8 47.3 34.2 30.0 (0.8) Total assets CHFm 473.4 465.3 489.9 429.3 408.6 Investments 4) CHFm 37.1 36.3 24.3 29.1 36.6 1) earnings before interest and taxes 2) including minority interest 3) earnings before depreciation/amortisation, including minority interest 4) in property, plant and equipment