I was searching for a program that keep statistics about my data usage until i found this tools:
KNemo
It a good tool for monitoring and keep track of data usage (Daily, Monthly & Yearly)
To install it :
Run the program from: Applications >> Internet >> KNemoCode:sudo apt-get install knemo
To allow recording statistics:
1- right click on KNemo tray icon & select Configure Knemo
2- Check Activate Statistics
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