20% of the world population is online. (Source: internetworldstats.com). In developed countries about 70% of the population is online.
Internet users by country
Among Internet users, the highest percentage of shopping online is in South Korea, where 99% of those with Internet access have used it to shop, followed by the UK (97%), Germany (97%), Japan (97%); the US is eighth, at 94%. (Source: Nielsen)
Online Shopping Sales in Asia to reach US$168.7 billion by 2011. (Source: MasterCard's Insights Report)
There are about 80 million web sites online as of Feb 2010. Source Three times that number are registered domain names.