In 1984 at 22 he competed at the
Los Angeles Olympic Games winning gold in the individual and team
foil events. In the final for the Individual Title Numa won over
Matthias Behr. Less than 1 minute before the end Behr was 4 points up but Numa caught his opponent and eventually won in the tie break with the final score of 12-11. He competed in the individual foil event at the Mediterranean Games in
1983 where he won a bronze medal and in
1991 where he won a gold medal. In the following years Numa confirmed to be one of the strongest in Foil Individual winning medals in Clermont-Ferrand 1982, in Barcelona 1985, in Sofia 1986, in Denver 1989 World Championships. ==Achievements==