There are 192 millions sold domain names in the world. which means 15 millions more than at the end of 2008.
so we will probably reach the 200 millions this year in 2010.
the .com is the king of domain names, with 84 millions, but the contry extensions are increasing faster.
The chinese domain names for example, the famous .cn is increasing by 467% in one year!
The first european one is the german one (.de) with 13 millinos, the french one has 1.6 millions.
The .com has increased by 7% in 2009.
The first domain name ever sold was symbolics.com, the 15 march 1985.