Since the data is in excel format you can easily sum the number of people who left the country from 1990 to 2001 (39 million) versus the number of people that entered the country within the same period (43.6 million).

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In Microsoft Excel version 4 format.

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Pages documents can be downloaded as Pages files, PDFs, or in Word format, and Numbers spreadsheets can be exported to the desktop version of Numbers, PDF, and Excel.

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