Usage Statistics :: Scientific Productivity of HRS
| Year | Books and Book Chapters | Dissertations | Journal Articles | Reports | Productivity Year/Cumulative | Newspaper Articles | Magazine Articles |
| 1999 | 15 / 15 | 7 / 7 | 50 / 50 | 22 / 22 | 94 / 94 | 3 | 2 |
| 2000 | 16 / 31 | 13 / 20 | 50 / 100 | 29 / 51 | 108 / 202 | 12 | 3 |
| 1998 | 10 / 41 | 7 / 27 | 25 / 125 | 30 / 81 | 72 / 274 | 1 | |
| 1994 | 2 / 43 | / 27 | 2 / 127 | 4 / 85 | 8 / 282 | 1 | |
| 2003 | 10 / 53 | 10 / 37 | 64 / 191 | 52 / 137 | 136 / 418 | 1 | |
| 2002 | 7 / 60 | 9 / 46 | 56 / 247 | 44 / 181 | 116 / 534 | 6 | |
| 1996 | 5 / 65 | 1 / 47 | 23 / 270 | 15 / 196 | 44 / 578 | 1 | |
| 2001 | 14 / 79 | 11 / 58 | 61 / 331 | 56 / 252 | 142 / 720 | 10 | |
| 2004 | 8 / 87 | 20 / 78 | 86 / 417 | 36 / 288 | 150 / 870 | ||
| 1997 | 4 / 91 | 4 / 82 | 37 / 454 | 18 / 306 | 63 / 933 | ||
| 1993 | 1 / 92 | / 82 | / 454 | 10 / 316 | 11 / 944 | 3 | |
| 2008 | 13 / 105 | 21 / 103 | 104 / 558 | 33 / 349 | 171 / 1115 | 1 | |
| 2013 | 7 / 112 | 37 / 140 | 180 / 738 | 37 / 386 | 261 / 1376 | ||
| 2012 | 4 / 116 | 42 / 182 | 115 / 853 | 27 / 413 | 188 / 1564 | 3 | |
| 2007 | 17 / 133 | 26 / 208 | 75 / 928 | 29 / 442 | 147 / 1711 | 2 | |
| 2005 | 12 / 145 | 17 / 225 | 72 / 1000 | 33 / 475 | 134 / 1845 | ||
| 2011 | 2 / 147 | 22 / 247 | 139 / 1139 | 24 / 499 | 187 / 2032 | 1 | 1 |
| 2010 | 10 / 157 | 41 / 288 | 125 / 1264 | 54 / 553 | 230 / 2262 | 1 | |
| 2009 | 6 / 163 | 28 / 316 | 134 / 1398 | 43 / 596 | 211 / 2473 | ||
| 2014 | 10 / 173 | 45 / 361 | 198 / 1596 | 21 / 617 | 274 / 2747 | ||
| 2015 | 5 / 178 | 58 / 419 | 226 / 1822 | 51 / 668 | 340 / 3087 | ||
| 2016 | 7 / 185 | 42 / 461 | 238 / 2060 | 35 / 703 | 322 / 3409 | 10 | 2 |
| 2006 | 2 / 187 | 22 / 483 | 57 / 2117 | 35 / 738 | 116 / 3525 | 1 | |
| 2017 | 4 / 191 | 12 / 495 | 284 / 2401 | 44 / 782 | 344 / 3869 | 9 | 2 |
| 2018 | 3 / 194 | / 495 | 94 / 2495 | 10 / 792 | 107 / 3976 | 5 | |
| 1995 | 0 / 194 | / 495 | 15 / 2510 | 9 / 801 | 24 / 4000 | ||
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