Official websites use .gov
A
.gov website belongs to an official government
organization in the United States.
Secure .gov websites use HTTPS
A
lock (
) or https:// means you’ve safely connected to
the .gov website. Share sensitive information only on official,
secure websites.
* Drag and draw a rectangle on
the bottom chart to see the detailed usage statistics. Click anywhere on it to reset the chart.
Month: Value
March 2008: 895,680
January 2012: 1,030,077
February 2013: 893,167
April 2013: 977,184
June 2013: 3,674,579
The data has been scaled to better display the typical results.
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