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. 2015 Jun 5;10(6):e0126720. doi: 10.1371/journal.pone.0126720

Table 13. Distribution of means (μ) and standard deviations (Ơ) of papers published by each level of researchers in the SNI system by area of knowledge.

SNI Level Biological sciences Physics Agrosciences Chemical sciences Engineering Geosciences Mathematics Medicine Social sciences Humanities
μ Ơ μ Ơ μ Ơ μ Ơ μ Ơ μ Ơ μ Ơ μ Ơ μ Ơ μ Ơ
1 83 54.9 48.64 27.73 9.87 7.15 29.85 20.17 40 24.52 1.07 1.1 3.43 3.44 33.33 25.61 5.2 3.97 6.82 5.15
2 13.43 7.94 3.71 3.22 1.73 2.02 9.77 4.68 11.33 6.83 3.8 3.73 6.36 2.95 21.47 11.76 0 0 0.73 0.9
3 16.64 4.36 0.07 0.27 0.33 0.9 3.23 1.83 0 0 8.33 4.03 2.07 2.02 8.47 5.29 0.4 0.7 1.45 1.44
C 19.86 12.53 19.21 12.38 5.13 3.74 7.15 4.47 7.07 7.01 0.93 1.28 1.57 1.4 2.33 3.11 1.9 1.37 0.09 0.3
Total 33.23 40.18 17.91 24.36 4.27 5.51 12.5 14.63 14.6 20.02 3.53 4.12 3.36 3.13 16.4 18.53 1.88 2.91 2.27 3.76