Whether you're busy putting the finishing touches on your tax return today, filing that extension or even if you finished everything ahead of time, you may be wondering how exactly all those taxes you pay are being spent.

The White House is once again offering an answer. Each tax day since 2011, the White House has published an online "Taxpayer Receipt" tool to answer that question. Enter your Social Security tax, Medicare tax, and income tax into the widget, and it produces a breakdown of your tax dollars spent on national defense, health care, education, and other areas. Click this link to access the 2012 tool.

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