27 Foreign exchange rates

The following foreign exchange rates were used for the preparation of the consolidated financial statements:

		Closing exchange rates		Average exchange rates January to December
CHF		31.12.2019	31.12.2020	2019	2020
EUR	1	1.09	1.08	1.11	1.07
GBP	1	1.27	1.21	1.27	1.20
SEK	100	10.33	10.78	10.51	10.22
USD	1	0.97	0.89	0.99	0.94
SGD	1	0.72	0.67	0.73	0.68
CNY	1	0.14	0.14	0.14	0.14
JPY	100	0.89	0.86	0.91	0.88
AUD	1	0.68	0.68	0.69	0.65