| Category | Registry | % of total |
1 2 3 4 5 6 7 8 9 10 | Economics Political Science History Multidisciplinary Science Agriculture Multidisciplinary Agricultural Economics Policy Business Biotechnology Applied Microbiology Food Science Technology Management | 51 14 13 12 9 7 7 5 5 5 | 29.82 8.19 7.60 7.01 5.26 4.09 4.09 2.93 2.93 2.93 |
| Total | 128 | 74.85 |