| Glaucoma and retinal disorders | Lifetime | 42 | US 25 | 99.76 |
| Rangeland and Wildlife Management | Lifetime | 20 | US 12 | 99.64 |
| Wildlife Ecology and Conservation | Lifetime | 50 | US 16 | 99.78 |
| African history and culture analysis | Lifetime | 8 | US 4 | 99.37 |
| Avian ecology and behavior | Lifetime | 31 | US 10 | 99.69 |
| Ophthalmology and Eye Disorders | Lifetime | 92 | US 40 | 98.77 |
| Retinal Diseases and Treatments | Lifetime | 253 | US 128 | 99.04 |
| Species Distribution and Climate Change | Lifetime | 273 | US 92 | 98.98 |
| Law, logistics, and international trade | Lifetime | 81 | US 23 | 97.00 |
| African history and culture studies | Lifetime | 123 | US 46 | 97.79 |
| Corneal surgery and disorders | Lifetime | 448 | US 187 | 98.06 |
| Historical and Contemporary Political Dynamics | Lifetime | 56 | US 28 | 96.60 |
| Botany, Ecology, and Taxonomy Studies | Lifetime | 257 | US 161 | 96.90 |
| Ecology and Vegetation Dynamics Studies | Lifetime | 858 | US 298 | 98.24 |
| Global Peace and Security Dynamics | Lifetime | 147 | US 56 | 97.56 |
| International Law and Human Rights | Lifetime | 148 | US 63 | 97.36 |
| Fire effects on ecosystems | Lifetime | 681 | US 342 | 96.58 |
| Water Quality and Resources Studies | Lifetime | 181 | US 158 | 94.89 |
| Retinal Development and Disorders | Lifetime | 932 | US 481 | 96.02 |
| Global Maritime and Colonial Histories | Lifetime | 197 | US 79 | 94.31 |
| Animal Ecology and Behavior Studies | Lifetime | 827 | US 308 | 95.18 |
| International Maritime Law Issues | Lifetime | 234 | US 56 | 91.72 |
| Religion and Sociopolitical Dynamics in Nigeria | Lifetime | 67 | US 19 | 89.86 |
| Wildlife-Road Interactions and Conservation | Lifetime | 697 | US 215 | 87.86 |
| Conflict of Laws and Jurisdiction | Lifetime | 752 | US 249 | 85.63 |
| African Studies and Geopolitics | Lifetime | 382 | US 76 | 85.18 |
| Maritime Security and History | Lifetime | 257 | US 48 | 82.05 |
| Transboundary Water Resource Management | Lifetime | 935 | US 234 | 73.76 |
| Data Analysis with R | Lifetime | 283 | US 131 | 70.79 |
| Survey Sampling and Estimation Techniques | Lifetime | 904 | US 303 | 49.51 |