There were no Winter Olympics in 1996.
Norway.
Norway
Canada
Germany had the most gold medals at the 2006 Winter Olympics with 11.
Norway
Canada
Norway
Germany won the most gold medals at the 1998 Winter Olympics with 12.
The USA with 216
Yes, although they have only competed in the Summer Olympics. They are currently the most successful (in medal count) of the countries that have never won a medal in the winter Olympics, and ranked 4th in medals won by a country who hasn't hosted.
Germany won the most medals at the 2006 Winter Olympics with 29: 11 gold, 12 silver and 6 bronze.