15. A computing device capable of collecting search data from a plurality of user computing devices, the computing device comprising: a processor configured to execute instructions that cause the computing device to: send, to another computing device, a browser-executable component, wherein the browser-executable component is configured to be executed in response to a browser accessing a search engine, wherein the browser-executable component is further configured to obtain usage data corresponding to a search query and to generate a search record for transmission to the computing device, and receive the search record, wherein the search record includes the usage data obtained by the browser-executable component, the search record including one or more of a code corresponding to an instance of execution of the browser-executable component, location information, or a selected parameter; and one or more memories configured to store search activity data as a collection of search records that includes the search record, wherein the search records in the search activity data are indexed in a manner that does not identify a user of the other computing device.
17. The computing device of claim 15 , wherein the search record includes the code corresponding to the instance of execution of the browser-executable component, and wherein the browser-executable component is configured to request a resource corresponding to the browser from the computing device.