The answer to this questions depends on what is meant by "group".
There are 6 International Scouting organizations that serve most of the national scout organizations. There is one international organization that is just for adults.
There are at least 528 National Scouting Associations.
If you are asking about local groups/troops, it would be very difficult to find a total number as troops/groups are always changing.
There are 567
There have been 21, the 22 World Scout Jamboree will be held on the 27th of July through the beginning of August.
There is one World Association of Girl Guides and Girl Scouts (WAGGGS) member organization in Singapore called Girl Guides Singapore.
There are two groups in the 2011 world cup.
World Scout day is on the 1st of August.
There are approximately 7,000 ethno-linguistic groups in the world.
There are many types of interest groups in the world economy. Some of these include economic groups, business groups, labor groups, and splits in the labor movement.
There were 8 groups of 4 teams in the 2010 FIFA World Cup.
Scout, Jim, and Dill watch groups of farmers, schoolchildren, and ladies from personal care class pass by their house on the way to the courthouse.
Scout groups typically play outdoor games like capture the flag, scavenger hunts, relay races, and obstacle courses during their activities.
8 groups of 4 at the start of the World Cup.
The next World Scout Jamboree will be int he summer of 2019 and located at the Summit Bechtel Scout Reserve in West Virginia US (the site of the US national Scout jamborees).