Concept As at
2018-12-31
As at
2018-12-31
As at
2017-12-31
As at
2017-12-31
As at
2016-12-31
As at
2016-12-31
As at
2015-12-31
As at
2015-12-31
As at
2014-12-31
As at
2014-12-31
Employees
Information about group
Number of employees of group
Number of employees
806 xbrli:pure
1,083 xbrli:pure
768 xbrli:pure
1,014 xbrli:pure
732 xbrli:pure
954 xbrli:pure
678 xbrli:pure
884 xbrli:pure
625 xbrli:pure
816 xbrli:pure
Average number of temporary employees
278 xbrli:pure
278 xbrli:pure
280 xbrli:pure
280 xbrli:pure
253 xbrli:pure
253 xbrli:pure
216 xbrli:pure
216 xbrli:pure
178 xbrli:pure
178 xbrli:pure

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