By 2004 the total number of sites had increased to 123.
The area near the mouth is known for a number of historical sites and events.
The software is now developed at a number of sites around the country.
There are however a small number of sites open to the public.
Last year, which was its first, the festival ran for one day, although at a number of sites.
Over the next ten years the company closed or sold a number of sites.
A number of sites have existed for at least 50 years.
However during its long history, it moved between a number of sites in the town.
There are a number of historic and cultural sites within the area.
The number of sites added each 6 weeks will vary.