The IOC site for the 2002 Winter Olympic GamesArchived 2011-06-02 at the वेबैक मशीन gives erroneous figure of 77 participated NOCs; however, one can count 78 nations looking through official results of 2002 Games Part 1Archived 3 जनवरी 2014 at the वेबैक मशीन, Part 2Archived 18 जनवरी 2014 at the वेबैक मशीन, Part 3Archived 18 जनवरी 2014 at the वेबैक मशीन. Probably this error is consequence that Costa Rica's delegation of one athlete joined the Games after the Opening Ceremony, so 77 nations participated in Opening Ceremony and 78 nations participated in the Games.
olympic.org
The IOC site for the 2002 Winter Olympic GamesArchived 2011-06-02 at the वेबैक मशीन gives erroneous figure of 77 participated NOCs; however, one can count 78 nations looking through official results of 2002 Games Part 1Archived 3 जनवरी 2014 at the वेबैक मशीन, Part 2Archived 18 जनवरी 2014 at the वेबैक मशीन, Part 3Archived 18 जनवरी 2014 at the वेबैक मशीन. Probably this error is consequence that Costa Rica's delegation of one athlete joined the Games after the Opening Ceremony, so 77 nations participated in Opening Ceremony and 78 nations participated in the Games.
web.archive.org
The IOC site for the 2002 Winter Olympic GamesArchived 2011-06-02 at the वेबैक मशीन gives erroneous figure of 77 participated NOCs; however, one can count 78 nations looking through official results of 2002 Games Part 1Archived 3 जनवरी 2014 at the वेबैक मशीन, Part 2Archived 18 जनवरी 2014 at the वेबैक मशीन, Part 3Archived 18 जनवरी 2014 at the वेबैक मशीन. Probably this error is consequence that Costa Rica's delegation of one athlete joined the Games after the Opening Ceremony, so 77 nations participated in Opening Ceremony and 78 nations participated in the Games.