I've noticed that Outlook 2010 is creating a 0 byte file in the form CVRXXXX.tmp.cvr each time it's launched. Files are created in C:\Users\<username>\AppData\Local\Temp. However these are not being deleted which leads to a large number of .cvr files in \temp over time.
The maximum possible victory tax on the bonus for each gold medal, using the top tax rate of 39.6% for the nation's highest earners, is $9,900, according to Americans for Tax Reform. For silver, it's $5,940, and for bronze it's $3,960.
Your company simply taxes the money at a flat 25%, to keep things easy on their end. The aggregate method. This is the method your employer will use if your bonus is added on to a regular paycheck. Your bonus, plus your regular earnings, are taxed according to what you shared with your employer on your W-4.