The data accessible through this site are Copyrighted by the United Nations. Authorized and prohibited uses of any material obtained through this site are listed below.

AUTHORIZED USES OF COPYRIGHTED MATERIALS
Users may:

1. Search, view, retrieve and display the Copyrighted Materials:
2. Electronically save parts of the Copyrighted Materials for personal use;
3. Print off single copies of parts of the Copyrighted Materials;

PROHIBITED USES OF COPYRIGHTED MATERIALS
Users may not:

1. Remove or alter the authors' names or the Publisher's copyright notices or other means of identification or disclaimers as they appear in the Copyrighted Materials;
2. Systematically make print or electronic copies of multiple extracts of the Copyrighted Materials for any purpose;
3. Mount or distribute any part of the Copyrighted Materials on any electronic network, including without limitation the Internet and the World Wide Web.

USES REQUIRING WRITTEN PERMISSION
The United Nations' explicit written permission must be obtained in order to:

1. Use all or any part of the Copyrighted Materials for any Commercial Use;
2. Systematically distribute the whole or any part of the Copyrighted Materials to anyone;
3. Publish, distribute or make available the Copyrighted Materials, works based on the Copyrighted Materials or works that combine them with any other material;
4. Alter, abridge, adapt or modify the Copyrighted Materials, except to the extent necessary to make them perceptible on a computer screen.

For permission, write to:
The Director
Population Division
United Nations
New York, NY 10017
USA