Limit by calendar year: 2011 All
| yaoyin.pdf | 1365 |
| May 2011 | June 2011 | July 2011 | August 2011 | September 2011 | October 2011 | November 2011 | December 2011 | January 2012 | February 2012 | March 2012 | April 2012 | May 2012 | |
| yaoyin.pdf | 29 | 86 | 150 | 96 | 91 | 51 | 91 | 82 | 47 | 68 | 107 | 87 | 73 |
| Is wave energy comparatively sustainable in Oregon? | 523 |
| United States of America | 360 |
| Korea | 35 |
| China | 23 |
| Canada | 10 |
| United Kingdom | 6 |
| Netherlands | 6 |
| Sweden | 5 |
| Portugal | 4 |
| Turkey | 4 |
| Australia | 3 |
| Corvallis | 106 |
| Seoul | 34 |
| Washington | 32 |
| Portland | 31 |
| Beijing | 10 |
| Mountain View | 8 |
| Honolulu | 7 |
| Seattle | 7 |
| Urbana | 6 |
| 5 |