- comScore’s core and expanded search reports for September.
- The Nielsen/NetRatings version (chart) of September search share.
- And related story from Hitwise: “Google Receives 64% of All US Searches in September.”
Note: ComScore’s qSearch 2.0 figures are based on the five major search engines, including partner searches and cross-channel searches. Searches for mapping, local directory, and user-generated video sites that are not on the core domain of the five search engines are not included in the core search numbers.