18, as follows:
Greece x 2
USA x 4
France x 2
United Kingdom x 3 (all London)
Sweden
Belgium
Netherlands
Germany x 2 (once as West Germany)
Finland
Australia x 2
Italy
Japan
Mexico
Canada
USSR/Russia
Spain
China
1 ... that being Japan who hosted the 1972 Winter Olympics in Sapporo and the 1998 Winter Olympics in Nagano.
a total of 23 countries
None
None
4
Peru had never hosted the Olympics.
Slovakia has never hosted the Winter Olympics.
Every four years, a country is picked to host the Olympics games. Countries in Europe have hosted these games 34 times.
Vancouver has never hosted the Olympics before the ones they are currently holding.
go to wikipedia and search modern Olympics
no sure
Six: Switzerland, Norway, Italy, Austria, Japan, and Canada.