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BPG all journal’s peer-reviewers by countries and regions
Rank Countries/Territories Count Percent
1 5635 14.7%
2 China 4334 11.3%
3 United States 3760 9.8%
4 Italy 3493 9.1%
5 Japan 3228 8.4%
6 Turkey 1432 3.7%
7 Spain 1206 3.2%
8 Germany 1103 2.9%
9 India 1051 2.7%
10 Taiwan 1015 2.7%
11 Greece 985 2.6%
12 United Kingdom 959 2.5%
13 South Korea 912 2.4%
14 Brazil 718 1.9%
15 Egypt 599 1.6%
16 France 526 1.4%
17 Australia 486 1.3%
18 Iran 461 1.2%
19 Canada 453 1.2%
20 Romania 344 0.9%
21 Poland 335 0.9%
22 Mexico 318 0.8%
23 Netherlands 287 0.7%
24 Thailand 256 0.7%
25 Afghanistan 219 0.6%
26 Israel 219 0.6%
27 Singapore 212 0.6%
28 Hungary 206 0.5%
29 Austria 202 0.5%
30 Croatia 191 0.5%
31 Saudi Arabia 183 0.5%
32 Sweden 182 0.5%
33 Portugal 179 0.5%
34 Argentina 145 0.4%
35 Russia 144 0.4%
36 Serbia 143 0.4%
37 Denmark 141 0.4%
38 Belgium 132 0.3%
39 Switzerland 116 0.3%
40 Pakistan 102 0.3%
41 Norway 99 0.3%
42 Malaysia 94 0.2%
43 Slovenia 85 0.2%
44 Finland 81 0.2%
45 Ireland 70 0.2%
46 Lebanon 69 0.2%
47 Czech Republic 68 0.2%
48 Chile 63 0.2%
49 Bulgaria 57 0.1%
50 Lithuania 57 0.1%
51 United Arab Emirates 55 0.1%
52 Indonesia 54 0.1%
53 Slovakia 46 0.1%
54 Nigeria 43 0.1%
55 Ukraine 43 0.1%
56 New Zealand 40 0.1%
57 Tunisia 37 0.1%
58 South Africa 31 0.1%
59 Qatar 30 0.1%
60 Morocco 28 0.1%
61 Cyprus 28 0.1%
62 Jordan 26 0.1%
63 Colombia 25 0.1%
64 Cuba 21 0.1%
65 Bangladesh 21 0.1%
66 Algeria 21 0.1%
67 Oman 21 0.1%
68 Sri Lanka 20 0.1%
69 Iraq 20 0.1%
70 Albania 16 0%
71 Syria 16 0%
72 Uruguay 14 0%
73 Philippines 13 0%
74 Jamaica 13 0%
75 Viet Nam 12 0%
76 Georgia 11 0%
77 Kuwait 11 0%
78 Bosnia and Herzegovina 10 0%
79 Peru 10 0%
80 Nepal 10 0%
81 Swaziland 9 0%
82 Belarus 9 0%
83 Estonia 9 0%
84 Bahrain 8 0%
85 Brunei Darussalam 6 0%
86 Armenia 6 0%
87 Iceland 6 0%
88 Latvia 6 0%
89 Kenya 6 0%
90 Kosovo 6 0%
91 Sudan 6 0%
92 Venezuela 6 0%
93 Martinique 6 0%
94 Trinidad and Tobago 5 0%
95 Uganda 5 0%
96 Kazakhstan 5 0%
97 Guatemala 5 0%
98 Cambodia 5 0%
99 Ecuador 4 0%
100 Libya 4 0%
101 Myanmar 4 0%
102 Mali 4 0%
103 Saint Kitts and Nevis 4 0%
104 Luxembourg 3 0%
105 Moldova 3 0%
106 Tanzania 3 0%
107 Liberia 3 0%
108 Cameroon 3 0%
109 Angola 2 0%
110 Guinea 2 0%
111 Zambia 2 0%
112 Zimbabwe 2 0%
113 Yemen 1 0%
114 Montenegro 1 0%
115 Malta 1 0%
116 New Caledonia 1 0%
117 Somalia 1 0%
118 Palestine 1 0%
119 Reunion 1 0%
120 Puerto Rico 1 0%
121 Greenland 1 0%
122 Ethiopia 1 0%
123 Gabon 1 0%
124 Ghana 1 0%
125 Azerbaijan 1 0%
126 Bahamas 1 0%
127 Botswana 1 0%
128 Bosnia 1 0%
129 Christmas Island 1 0%
130 Costa Rica 1 0%