
February - March 2010
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Census questionnaires are mailed or delivered to households.
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April 1, 2010
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Census Day
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April - July 2010
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Census takers visit households that did not return a questionnaire by mail.
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December 2010
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By law, Census Bureau delivers population counts to President for apportionment.
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March 2011
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By law, Census Bureau completes delivery of redistricting data to states.
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