
The search engine is available in 135 countries and about 100 languages but yet their profit mainly comes from two countries: The U.S. and U.K.
About 62 percent of Google's Q4 2005 sales came from the U.S., followed by the United Kingdom at 14 percent.
"We remain underpenetrated in several markets and are focusing our efforts on building out our infrastructure and bringing more localized products to these markets," Google Chief Financial Officer George Reyes told investors on a conference call following its quarterly report on Tuesday.
Britain alone is 36 percent of Google's international sales, reflecting the use of credit and debit card payment systems that make it quick and easy for advertisers to pay for the company's popular brand of pay-per-click Web advertising.