Consolidated Income Statement for the Year Ended December 31

in CHF mn Notes* % 2019 % 2020 Verände-
rungen in %
Net sales1, 2 100.08,109.2 100.07,877.5-2.9
Material expenses3-46.4-3,765.2-45.2-3,562.7 
Gross result  53.64,344.0 54.84,314.8-0.7
Personnel expenses4-19.0-1,544.3-19.4-1,525.9 
Other operating expenses5-17.5-1,412.1-16.4-1,291.3 
Operating profit before depreciation  17.11,387.6 19.01,497.6 7.9
Depreciation and amortization expenses2, 15, 16-4.1-332.5-4.6-367.1 
Operating profit2 13.01,055.1 14.41,130.5 7.1
Interest income7 0.0 3.5 0.0 5.5 
Interest expenses 6-0.7-58.5-0.7-57.4 
Other financial income7 0.1 6.0 0.1 6.0 
Other financial expenses6-0.5-40.1-0.3-24.7 
Income from associated companies7 0.0 0.6 0.0 0.5 
Profit before taxes  11.9 966.6 13.51,060.4 9.7
Income taxes8-2.5-208.1-3.0-235.3 
       
Net profit  9.4 758.5 10.5 825.1 8.8
Profit attributable to Sika shareholders  9.3 751.9 10.5 824.5 
Profit attributable to non-controlling interests24 0.1 6.6 0.0 0.6 
       
Undiluted earnings per share (in CHF)9 5.30 5.829.8
Diluted earnings per share (in CHF)9 4.81 5.228.5

* See notes in Financial Report