Article usage
Article metrics provide readers and authors with an indication of how often a specific article has been accessed month by month. It counts three formats - abstract/extract, full text and pdf. The page is updated each day.
HW statistics
Monthly Stats
| Month | Abstract | Full | |
|---|---|---|---|
| May 2013 | 70 | 21 | 0 |
| April 2013 | 92 | 45 | 0 |
| March 2013 | 65 | 16 | 0 |
| February 2013 | 4 | 143 | 0 |
| January 2013 | 0 | 194 | 0 |
| December 2012 | 0 | 179 | 0 |
| November 2012 | 203 | 132 | 0 |
| October 2012 | 53 | 25 | 0 |
| September 2012 | 16 | 5 | 0 |
| August 2012 | 23 | 3 | 0 |
| July 2012 | 49 | 11 | 0 |
| June 2012 | 23 | 11 | 0 |
| May 2012 | 40 | 9 | 0 |
| April 2012 | 88 | 16 | 0 |
| March 2012 | 70 | 25 | 0 |
| February 2012 | 54 | 36 | 0 |
| January 2012 | 100 | 91 | 0 |
| December 2011 | 0 | 135 | 0 |
| November 2011 | 13 | 114 | 0 |
| October 2011 | 35 | 82 | 0 |
| September 2011 | 24 | 76 | 0 |
| August 2011 | 23 | 59 | 0 |
| July 2011 | 21 | 58 | 0 |
| June 2011 | 26 | 51 | 0 |
| May 2011 | 23 | 137 | 0 |
| April 2011 | 26 | 119 | 0 |
| March 2011 | 24 | 116 | 0 |
| February 2011 | 22 | 107 | 0 |
| January 2011 | 39 | 208 | 0 |
| December 2010 | 49 | 178 | 0 |
| November 2010 | 32 | 129 | 8 |
| October 2010 | 31 | 177 | 19 |
| September 2010 | 26 | 135 | 10 |
| August 2010 | 35 | 168 | 0 |
| July 2010 | 44 | 221 | 0 |
| June 2010 | 91 | 468 | 0 |
| May 2010 | 32 | 199 | 0 |
| April 2010 | 23 | 158 | 0 |
| March 2010 | 34 | 240 | 0 |
| February 2010 | 54 | 286 | 0 |
| January 2010 | 142 | 920 | 1 |
| December 2009 | 896 | 3450 | 4 |








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