At Submerged Ideas, we have built a database of over 3,000 domain name sales and bid prices over the past two years. The following statistics have been drawn from that database:

1. Top 50 Domain Name Sales of All Time
2. Mean Sales Price vs. Domain Name Length
3. Mean Sales Price vs. Domain Name Category
4. Effect of Hyphenation on Domain Name Value
5. Effect of Multiple Words on Domain Name Value
6. Average Sales Price Greater Than $1,000 vs. Category
7. Percentage of Sales Greater Than $1,000 by Category
8. Median Sales Price vs. Time
9. Median Sales Price vs. Top Level Domain
10. Median Sales Price vs. Domain Name Prefix
11. Relative Sales Volume vs. Time

--Registration Statistics
--ISC Domain Name Survey, July 2000
--Netcraft Domain Name Survey, November 2000
--U.S. Map -- Registrations
--Stats on long domain names (22+ characters)
--Stats on 1-800 domain names
--First 10 domain names registered
--Asia-Pacific market facts & stats
--Afternic, GreatDomains, Ebay Listings by Day
--International Registrations, Updated Daily