Wolfram Technology Guide: Automated Computational Aesthetics  previous | next 
Conveniently Plot Data Involving Dates and Times
Mathematica automatically uses appropriate labels for date and time plots.
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Click for copyable input
Table[DateListPlot[

  FinancialData["GE", {y, 1, 1}]], {y, {1970, 1990, 2000, 2007}}]
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