Countries and regions

Paper counts and collaboration arcs. Drag the globe, or pick a row.

Showing: Fractional counting: each paper splits 1 credit across its countriesA paper with authors from 3 countries gives each country 1/3. Totals add up to the real number of papers.

Top countries

Percent of this period. The 12 largest stay named. Everyone else is one Other bar.

Loading country totals
Raising the globe
fractional counting · bars = papers · arcs = co-authorship
Country/regionPapers
14,960.9
8,667.2
7,072.7
5,404.9
2,655.7
2,136.4
1,772.7
1,706.9
1,652.9
1,619.5
1,493.4
1,412.6
1,361.7
1,345.4
1,280.8
1,258.5
1,189.5
1,051.6
925.7
912.1
818.1
696.3
686.3
661.4
601.8
565.3
565.2
541.2
533.5
532.8
470.7
422.2
406.6
399.4
382.7
370.6
335.8
315.1
309.7
303.2
298.8
286.9
281.3
269.3
263.2
258
256.6
251.5
246.8
245.5
234.3
225.7
223.7
218.7
197.6
183.3
154.7
152.3
150.4
149.8
148
137.4
130.7
124.4
114.7
107.8
105.3
105.2
92.7
91
81.5
72.4
70.9
69.9
68
66.9
59.5
53.5
50.4
46.3
45.4
45
44.2
42.7
39.9
39.1
38.4
37
36.3
33.7
29.9
29.3
29.1
27.1
25
25
24.2
23
21.5
20.5
20.5
19.2
17.6
17.5
13.8
13.2
13.2
13
10.5
10.3
9.8
9.4
9.3
9.2
8.9
8.8
8.5
8.2
8
8
7.6
7.6
7.1
6.7
6.4
5.8
5.7
5.3
5
4.7
4.5
4.5
3.8
3.8
3.6
3.3
3.2
3
3
2.7
2.7
2.1
2
1.8
1.8
1.5
1.5
1.5
1.5
1.5
1.3
1.3
1.3
1.2
1
1
1
1
1
1
1
0.8
0.8
0.7
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.3
0.3
0.3
0.3
0.3
0.3
0.3

Growth trends are hidden because recent papers have fewer author countries recorded yet; see About the data.

“Region” marks territories that are not sovereign countries.