Age categories as follows: 0-9, 10-14, 15-18, 19-25, 26-39, 40-54, 55-64, 65+. I'll see if I can write code to work out from the age in the data file which category to use.

Use residence as current location.
Use nationality as place of origin.

Rename .mov files with appropriate code.

Task completed 31 January 2007