- Artificial Intelligence 2,683
- Science, Humanities and Social Sciences, multidisciplinary 2,058
- Science, multidisciplinary 1,860
- Computer Communication Networks 1,515
- Biotechnology 1,439
- Cell Biology 1,397
- Elementary Particles, Quantum Field Theory 1,382
- Biochemistry, general 1,380
- Information Systems Applications (incl. Internet) 1,378
- Quantum Field Theories, String Theory 1,377
- Life Sciences, general 1,336
- Characterization and Evaluation of Materials 1,221
- Plant Sciences 1,182
- Biomedicine, general 1,150
- Image Processing and Computer Vision 1,105
- Physical Chemistry 1,094
- Materials Science, general 1,071
- Microbiology 1,062
- Nanotechnology 1,029
- Algorithm Analysis and Problem Complexity 983