| Characteristic | Number in thousands |
|---|---|
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
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Source
Release date
February 2016
Region
North America
Survey time period
2010 to 2015
Special properties
at year end
Supplementary notes
Figures have been rounded.
Figures from 2010 to 2012 can be found in an earlier annual reports.
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