According to Nielsen's December U.S. Search Rankings, released on Wednesday, Web users queried search engines more than 9.9 billion times in December. Google accommodated almost 6.7 billion queries, capturing a 67.3 percent share of the month's searches.
Google's lead over the competition grew in December from November. The company's November market share was 65.4 percent, while Yahoo's search share in November was 15.3 percent. It's also worth noting that Bing dropped significantly in December from its 10.7 percent market share in November.