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LifeDate and Time

Use of Time Summary

This calculator summarizes time for different activities entered into table
Timur2011-07-23 17:09:53
Use of Time SummaryCreative Commons Attribution/Share-Alike License 3.0 (Unported)
Use of Time
Import data.
"One of the following characters is used to separate data fields: tab, semicolon (;) or comma(,)": 
Add Import data. Clear table
Use of Time: