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 | 3 | 59 | 4 |
| April 2013 | 1 | 71 | 0 |
| March 2013 | 0 | 45 | 1 |
| February 2013 | 0 | 23 | 1 |
| January 2013 | 0 | 24 | 2 |
| December 2012 | 0 | 34 | 2 |
| November 2012 | 0 | 58 | 7 |
| October 2012 | 0 | 39 | 0 |
| September 2012 | 0 | 31 | 3 |
| August 2012 | 0 | 91 | 8 |
| July 2012 | 1 | 42 | 5 |
| June 2012 | 2 | 33 | 11 |
| May 2012 | 9 | 55 | 6 |
| April 2012 | 0 | 42 | 5 |
| March 2012 | 0 | 52 | 17 |
| February 2012 | 0 | 36 | 2 |
| January 2012 | 0 | 23 | 1 |
| December 2011 | 0 | 48 | 1 |
| November 2011 | 17 | 25 | 6 |
| October 2011 | 13 | 45 | 3 |
| September 2011 | 13 | 36 | 1 |
| August 2011 | 10 | 18 | 5 |
| July 2011 | 16 | 23 | 1 |
| June 2011 | 13 | 36 | 5 |
| May 2011 | 11 | 61 | 4 |
| April 2011 | 17 | 58 | 22 |
| March 2011 | 10 | 54 | 5 |
| February 2011 | 5 | 25 | 6 |
| January 2011 | 1 | 44 | 4 |
| December 2010 | 0 | 27 | 6 |
| November 2010 | 1 | 55 | 5 |
| October 2010 | 4 | 56 | 9 |
| September 2010 | 4 | 48 | 12 |
| August 2010 | 7 | 57 | 5 |
| July 2010 | 8 | 69 | 7 |
| June 2010 | 4 | 59 | 7 |
| May 2010 | 4 | 76 | 13 |
| April 2010 | 4 | 68 | 7 |
| March 2010 | 9 | 76 | 12 |
| February 2010 | 7 | 46 | 7 |
| January 2010 | 2 | 83 | 15 |
| December 2009 | 4 | 62 | 11 |
| November 2009 | 4 | 105 | 19 |
| October 2009 | 7 | 83 | 20 |
| September 2009 | 5 | 83 | 14 |
| August 2009 | 5 | 56 | 8 |
| July 2009 | 3 | 82 | 17 |
| June 2009 | 2 | 48 | 15 |
| May 2009 | 3 | 71 | 11 |
| April 2009 | 0 | 67 | 3 |
| March 2009 | 0 | 87 | 15 |
| February 2009 | 0 | 68 | 15 |
| January 2009 | 0 | 83 | 12 |
| December 2008 | 0 | 65 | 15 |
| November 2008 | 0 | 76 | 13 |
| October 2008 | 0 | 129 | 7 |
| September 2008 | 0 | 207 | 10 |
| August 2008 | 0 | 151 | 19 |
| July 2008 | 0 | 119 | 19 |
| June 2008 | 0 | 160 | 11 |
| May 2008 | 0 | 129 | 9 |
| April 2008 | 0 | 126 | 11 |
| March 2008 | 0 | 151 | 29 |
| February 2008 | 0 | 135 | 20 |
| January 2008 | 0 | 91 | 8 |
| December 2007 | 0 | 54 | 8 |
| November 2007 | 0 | 75 | 23 |
| October 2007 | 0 | 82 | 13 |
| September 2007 | 0 | 43 | 7 |
| August 2007 | 0 | 55 | 16 |
| July 2007 | 0 | 57 | 9 |
| June 2007 | 0 | 65 | 15 |
| May 2007 | 0 | 68 | 18 |
| April 2007 | 0 | 68 | 22 |
| March 2007 | 0 | 101 | 40 |
| February 2007 | 0 | 64 | 16 |
| January 2007 | 0 | 65 | 14 |
| December 2006 | 0 | 74 | 13 |
| November 2006 | 0 | 93 | 19 |
| October 2006 | 0 | 101 | 16 |
| September 2006 | 0 | 69 | 15 |
| August 2006 | 0 | 92 | 13 |
| July 2006 | 0 | 128 | 15 |
| June 2006 | 0 | 133 | 17 |
| May 2006 | 0 | 172 | 10 |
| April 2006 | 1 | 171 | 21 |
| March 2006 | 1 | 195 | 22 |
| February 2006 | 0 | 158 | 16 |
| January 2006 | 0 | 159 | 26 |
| December 2005 | 0 | 104 | 16 |
| November 2005 | 0 | 181 | 34 |
| October 2005 | 2 | 119 | 14 |
| September 2005 | 0 | 133 | 34 |
| August 2005 | 2 | 129 | 13 |
| July 2005 | 1 | 133 | 27 |
| June 2005 | 0 | 172 | 68 |
| May 2005 | 1 | 161 | 44 |
| April 2005 | 0 | 138 | 20 |
| March 2005 | 5 | 274 | 22 |
| February 2005 | 1 | 204 | 34 |
| January 2005 | 0 | 179 | 31 |
| December 2004 | 0 | 214 | 27 |
| November 2004 | 10 | 222 | 81 |
| October 2004 | 0 | 237 | 102 |
| September 2004 | 3 | 2630 | 625 |
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