0 = Unknown
1 = Male
2 = Female
3 = Either

0 = Unknown
1 = SA
2 = SA and other
3 = Other

0 = Sole author

0 = Unknown
1 = Zoology
2 = Marine biology
3 = Space/earth science
4 = Geology
5 = Ecology / Environmental science
6 = Oceanology
7 = Atmospheric science / Meteorology
8 = Genetics
9 = Botany
10 = Geochemistry
11 = Microbiology
12 = Physical geography
13 = Science and technology studies
14 = Biology (general)
15 = Veterinary science
16 = Organic chemistry
17 = Fresh water biology & Limnology
18 = Soil and water sciences
19 = Archaeology
20 = Astronomy
21 = Geophysics
22 = Civil engineering
23 = Historical studies / History
24 = Law
25 = Endicronology (basic)
26 = Energy studies
27 = Immunology (basic)
28 = Infectious diseases (clinical)
29 = Mechanical engineering
30 = Environmental health & Occupational health
31 = Immunology (clinical)
32 = Political science & Public policy
33 = Sports medicine
34 = Anaesthesia & Pain management
35 = Physics (atomic, molecular & nuclear)

1 = Agricultural sciences
2 = Biological sciences
3 = Chemical sciences
4 = Earth & marine sciences
5 = Physical sciences
6 = Engineering sciences
7 = Technologies and applied sciences
8 = Medical sciences: basic
9 = Medical sciences: clinical
10 = Health sciences
11 = Social sciences
12 = Humanities

1 = Natural sciences and engineering
2 = Medical and health sciences
3 = Human sciences

0 = Not Selected
1 = Selected