| Views | |
| PER: 2011 Volume 14 No 7 | 136 |
| December 2012 | January 2013 | March 2013 | April 2013 | May 2013 | June 2013 | |
| PER: 2011 Volume 14 No 7 | 15 | 17 | 8 | 12 | 16 | 5 |
| Views | |
| United States of America | 44 |
| South Africa | 34 |
| China | 20 |
| Canada | 17 |
| Germany | 6 |
| Russian Federation | 6 |
| Netherlands | 2 |
| Ukraine | 2 |
| United Kingdom | 1 |
| Hong Kong | 1 |
| Views | |
| Potchefstroom | 26 |
| Toronto | 14 |
| Beijing | 10 |
| Redwood City | 10 |
| Seattle | 8 |
| Sayreville | 7 |
| Johannesburg | 3 |
| Ottawa | 3 |
| Cape Town | 2 |
| Amsterdam | 1 |