Total 1996-2017
Single Year
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
All area all categories all regions 2008
Rank | Country | Documents | Citable documents | Citations | Self-citations | Citations per document | H index |
---|---|---|---|---|---|---|---|
1 | United States | 521368 | 459920 | 13037312 | 5969864 | 25.01 | 1965 |
2 | China | 253338 | 250978 | 2578847 | 1403498 | 10.18 | 655 |
3 | United Kingdom | 152005 | 126606 | 3562530 | 822569 | 23.44 | 1213 |
4 | Germany | 134816 | 122464 | 2888435 | 729900 | 21.43 | 1059 |
5 | Japan | 119384 | 114670 | 1872205 | 501785 | 15.68 | 871 |
6 | France | 95779 | 89502 | 2004194 | 439325 | 20.93 | 966 |
7 | Canada | 79829 | 71856 | 1918110 | 348466 | 24.03 | 963 |
8 | Italy | 76573 | 70157 | 1627846 | 371446 | 21.26 | 839 |
9 | Spain | 61311 | 56474 | 1222324 | 283676 | 19.94 | 723 |
10 | India | 59420 | 55753 | 749917 | 249442 | 12.62 | 478 |
11 | Australia | 56930 | 50248 | 1326339 | 281420 | 23.3 | 795 |
12 | South Korea | 50789 | 49673 | 757263 | 160142 | 14.91 | 536 |
13 | Netherlands | 42874 | 38197 | 1218384 | 196329 | 28.42 | 835 |
14 | Brazil | 41990 | 40276 | 575709 | 199471 | 13.71 | 461 |
15 | Russian Federation | 36942 | 36193 | 322027 | 96115 | 8.72 | 467 |
16 | Taiwan | 34862 | 33844 | 509258 | 106883 | 14.61 | 406 |
17 | Switzerland | 31163 | 28214 | 937997 | 123191 | 30.1 | 818 |
18 | Poland | 28111 | 27119 | 316804 | 77014 | 11.27 | 445 |
19 | Sweden | 26511 | 24482 | 723273 | 106619 | 27.28 | 735 |
20 | Turkey | 25901 | 24532 | 336444 | 75518 | 12.99 | 339 |
21 | Belgium | 23556 | 21695 | 620358 | 82615 | 26.34 | 661 |
22 | Iran | 19534 | 19055 | 224556 | 79309 | 11.5 | 234 |
23 | Austria | 17135 | 15756 | 377134 | 50338 | 22.01 | 540 |
24 | Israel | 16773 | 15433 | 396027 | 51097 | 23.61 | 584 |
25 | Greece | 16456 | 15064 | 291330 | 42166 | 17.7 | 402 |
26 | Denmark | 15458 | 14091 | 468286 | 62294 | 30.29 | 619 |
27 | Finland | 14586 | 13577 | 349833 | 51140 | 23.98 | 533 |
28 | Mexico | 14108 | 13510 | 196732 | 39238 | 13.94 | 352 |
29 | Czech Republic | 13791 | 13352 | 193081 | 42230 | 14 | 367 |
30 | Hong Kong | 13426 | 12494 | 294574 | 33371 | 21.94 | 447 |
31 | Norway | 12905 | 11716 | 317337 | 47145 | 24.59 | 491 |
32 | Singapore | 12890 | 11840 | 282187 | 32827 | 21.89 | 454 |
33 | Portugal | 12621 | 11937 | 245634 | 44061 | 19.46 | 379 |
34 | New Zealand | 10618 | 9383 | 227226 | 31873 | 21.4 | 428 |
35 | South Africa | 9982 | 9102 | 181156 | 39446 | 18.15 | 361 |
36 | Ireland | 9501 | 8521 | 219571 | 24450 | 23.11 | 414 |
37 | Argentina | 8944 | 8468 | 162103 | 32555 | 18.12 | 337 |
38 | Hungary | 8900 | 8441 | 142826 | 20820 | 16.05 | 363 |
39 | Thailand | 7929 | 7625 | 119003 | 18947 | 15.01 | 269 |
40 | Malaysia | 7921 | 7640 | 76826 | 19225 | 9.7 | 224 |
41 | Ukraine | 7231 | 7130 | 53808 | 13510 | 7.44 | 211 |
42 | Romania | 7139 | 6996 | 53329 | 12883 | 7.47 | 201 |
43 | Egypt | 6564 | 6338 | 85649 | 15214 | 13.05 | 213 |
44 | Chile | 5976 | 5705 | 99229 | 18607 | 16.6 | 291 |
45 | Pakistan | 5093 | 4886 | 62336 | 16397 | 12.24 | 197 |
46 | Croatia | 4853 | 4681 | 44098 | 8732 | 9.09 | 221 |
47 | Slovakia | 4637 | 4486 | 56207 | 9124 | 12.12 | 222 |
48 | Slovenia | 4421 | 4241 | 65936 | 11501 | 14.91 | 231 |
49 | Tunisia | 3864 | 3568 | 40350 | 7829 | 10.44 | 144 |
50 | Serbia | 3799 | 3691 | 42215 | 9808 | 11.11 | 149 |
51 | Nigeria | 3628 | 3489 | 32837 | 6911 | 9.05 | 153 |
52 | Colombia | 3593 | 3464 | 49890 | 7197 | 13.89 | 216 |
53 | Bulgaria | 3432 | 3330 | 40809 | 5799 | 11.89 | 205 |
54 | Saudi Arabia | 3260 | 3067 | 36515 | 5386 | 11.2 | 241 |
55 | Lithuania | 2974 | 2912 | 26624 | 7155 | 8.95 | 165 |
56 | Algeria | 2477 | 2452 | 25659 | 4746 | 10.36 | 125 |
57 | Venezuela | 2305 | 2206 | 22646 | 2413 | 9.82 | 181 |
58 | Morocco | 1882 | 1787 | 21621 | 3430 | 11.49 | 151 |
59 | Jordan | 1827 | 1771 | 20026 | 2491 | 10.96 | 130 |
60 | Cuba | 1801 | 1696 | 15570 | 2385 | 8.65 | 145 |
61 | United Arab Emirates | 1697 | 1575 | 21323 | 1799 | 12.57 | 153 |
62 | Estonia | 1683 | 1612 | 31322 | 5197 | 18.61 | 215 |
63 | Bangladesh | 1649 | 1578 | 19999 | 3532 | 12.13 | 154 |
64 | Viet Nam | 1500 | 1439 | 25649 | 3792 | 17.1 | 167 |
65 | Indonesia | 1471 | 1372 | 23722 | 2898 | 16.13 | 175 |
66 | Belarus | 1444 | 1426 | 12818 | 2226 | 8.88 | 146 |
67 | Kenya | 1323 | 1206 | 31244 | 4901 | 23.62 | 201 |
68 | Lebanon | 1230 | 1118 | 18074 | 1743 | 14.69 | 157 |
69 | Kuwait | 1110 | 1055 | 12768 | 1366 | 11.5 | 123 |
70 | Philippines | 1072 | 957 | 19900 | 1910 | 18.56 | 189 |
71 | Puerto Rico | 995 | 953 | 20158 | 1325 | 20.26 | 184 |
72 | Cyprus | 985 | 904 | 15426 | 1958 | 15.66 | 151 |
73 | Iceland | 923 | 809 | 26535 | 2589 | 28.75 | 251 |
74 | Latvia | 857 | 811 | 8781 | 1321 | 10.25 | 129 |
75 | Peru | 795 | 745 | 18938 | 2047 | 23.82 | 179 |
76 | Uruguay | 792 | 760 | 18593 | 2017 | 23.48 | 150 |
77 | Sri Lanka | 784 | 717 | 10575 | 1106 | 13.49 | 135 |
78 | Cameroon | 651 | 613 | 9166 | 1828 | 14.08 | 106 |
79 | Luxembourg | 628 | 587 | 12395 | 1150 | 19.74 | 136 |
80 | Oman | 628 | 599 | 8028 | 759 | 12.78 | 105 |
81 | Tanzania | 620 | 581 | 14334 | 2131 | 23.12 | 136 |
82 | Uganda | 616 | 543 | 17393 | 2540 | 28.24 | 145 |
83 | Armenia | 612 | 601 | 9961 | 1720 | 16.28 | 150 |
84 | Ethiopia | 606 | 571 | 8998 | 2173 | 14.85 | 115 |
85 | Azerbaijan | 586 | 579 | 3401 | 608 | 5.8 | 76 |
86 | Georgia | 577 | 541 | 7612 | 1172 | 13.19 | 135 |
87 | Ghana | 564 | 525 | 11736 | 1327 | 20.81 | 119 |
88 | Qatar | 543 | 511 | 6214 | 723 | 11.44 | 105 |
89 | Costa Rica | 521 | 482 | 12447 | 1206 | 23.89 | 152 |
90 | Nepal | 505 | 444 | 6013 | 783 | 11.91 | 106 |
91 | Macedonia | 493 | 475 | 4029 | 542 | 8.17 | 91 |
92 | Bosnia and Herzegovina | 490 | 478 | 3288 | 401 | 6.71 | 71 |
93 | Iraq | 446 | 421 | 3237 | 375 | 7.26 | 71 |
94 | Uzbekistan | 442 | 435 | 4661 | 589 | 10.55 | 77 |
95 | Ecuador | 415 | 390 | 13660 | 1253 | 32.92 | 126 |
96 | Senegal | 367 | 334 | 5322 | 612 | 14.5 | 106 |
97 | Kazakhstan | 348 | 339 | 2378 | 436 | 6.83 | 75 |
98 | Syrian Arab Republic | 340 | 331 | 6621 | 488 | 19.47 | 89 |
99 | Jamaica | 325 | 283 | 3330 | 470 | 10.25 | 83 |
100 | Côte d’Ivoire | 325 | 312 | 4003 | 420 | 12.32 | 99 |
101 | Botswana | 322 | 304 | 3394 | 361 | 10.54 | 89 |
102 | Panama | 319 | 302 | 11891 | 1123 | 37.28 | 162 |
103 | Moldova | 310 | 301 | 4880 | 680 | 15.74 | 90 |
104 | Trinidad and Tobago | 309 | 276 | 6248 | 287 | 20.22 | 84 |
105 | Zimbabwe | 309 | 284 | 6750 | 638 | 21.84 | 111 |
106 | Sudan | 305 | 293 | 3256 | 379 | 10.68 | 78 |
107 | Malawi | 298 | 280 | 6852 | 928 | 22.99 | 117 |
108 | Malta | 283 | 254 | 4160 | 375 | 14.7 | 93 |
109 | Bahrain | 280 | 254 | 2336 | 182 | 8.34 | 61 |
110 | Burkina Faso | 275 | 271 | 6849 | 827 | 24.91 | 91 |
111 | Palestine | 260 | 251 | 3328 | 334 | 12.8 | 69 |
112 | Bolivia | 248 | 238 | 6301 | 456 | 25.41 | 103 |
113 | Libya | 234 | 229 | 2116 | 141 | 9.04 | 57 |
114 | Zambia | 229 | 212 | 5761 | 711 | 25.16 | 102 |
115 | Benin | 216 | 207 | 3132 | 565 | 14.5 | 73 |
116 | Mongolia | 210 | 198 | 2430 | 346 | 11.57 | 78 |
117 | Madagascar | 207 | 195 | 4353 | 561 | 21.03 | 81 |
118 | Macao | 201 | 192 | 2389 | 138 | 11.89 | 73 |
119 | Congo | 160 | 150 | 2681 | 262 | 16.76 | 81 |
120 | Cambodia | 152 | 134 | 3515 | 426 | 23.13 | 86 |
121 | Fiji | 148 | 130 | 2902 | 180 | 19.61 | 67 |
122 | New Caledonia | 140 | 134 | 3439 | 428 | 24.56 | 82 |
123 | Mali | 140 | 127 | 2957 | 400 | 21.12 | 82 |
124 | Mozambique | 138 | 129 | 4379 | 401 | 31.73 | 81 |
125 | Montenegro | 131 | 128 | 1527 | 246 | 11.66 | 40 |
126 | Papua New Guinea | 131 | 125 | 2637 | 256 | 20.13 | 79 |
127 | Yemen | 125 | 120 | 1269 | 139 | 10.15 | 58 |
128 | Gambia | 120 | 107 | 4440 | 430 | 37 | 107 |
129 | Guatemala | 115 | 102 | 1883 | 127 | 16.37 | 78 |
130 | Gabon | 111 | 104 | 2252 | 189 | 20.29 | 89 |
131 | Laos | 110 | 103 | 1971 | 271 | 17.92 | 67 |
132 | Mauritius | 110 | 99 | 1275 | 117 | 11.59 | 61 |
133 | Albania | 105 | 101 | 1567 | 136 | 14.92 | 53 |
134 | Myanmar | 104 | 103 | 959 | 53 | 9.22 | 58 |
135 | Namibia | 101 | 95 | 2068 | 145 | 20.48 | 79 |
136 | Kyrgyzstan | 101 | 97 | 896 | 98 | 8.87 | 51 |
137 | Brunei Darussalam | 100 | 90 | 1370 | 83 | 13.7 | 57 |
138 | Monaco | 100 | 86 | 3159 | 318 | 31.59 | 85 |
139 | Liechtenstein | 98 | 89 | 1496 | 135 | 15.27 | 64 |
140 | Guadeloupe | 95 | 84 | 1313 | 103 | 13.82 | 57 |
141 | Barbados | 95 | 83 | 1228 | 82 | 12.93 | 71 |
142 | Nicaragua | 87 | 84 | 2174 | 122 | 24.99 | 70 |
143 | Niger | 85 | 83 | 2014 | 132 | 23.69 | 64 |
144 | Grenada | 81 | 78 | 684 | 53 | 8.44 | 40 |
145 | Rwanda | 78 | 68 | 1466 | 124 | 18.79 | 62 |
146 | Togo | 73 | 68 | 513 | 43 | 7.03 | 42 |
147 | Paraguay | 71 | 71 | 1259 | 97 | 17.73 | 69 |
148 | French Polynesia | 70 | 64 | 1287 | 107 | 18.39 | 69 |
149 | Dominican Republic | 69 | 63 | 1343 | 81 | 19.46 | 58 |
150 | North Korea | 69 | 65 | 662 | 6 | 9.59 | 85 |
151 | Tajikistan | 60 | 59 | 425 | 120 | 7.08 | 34 |
152 | Swaziland | 58 | 51 | 566 | 35 | 9.76 | 51 |
153 | French Guiana | 58 | 52 | 1197 | 103 | 20.64 | 63 |
154 | Greenland | 48 | 46 | 1297 | 164 | 27.02 | 56 |
155 | Reunion | 44 | 42 | 554 | 10 | 12.59 | 43 |
156 | El Salvador | 43 | 40 | 1793 | 19 | 41.7 | 51 |
157 | Afghanistan | 42 | 35 | 617 | 101 | 14.69 | 40 |
158 | Honduras | 41 | 40 | 853 | 38 | 20.8 | 55 |
159 | Netherlands Antilles | 41 | 37 | 734 | 21 | 17.9 | 49 |
160 | Guam | 39 | 34 | 568 | 23 | 14.56 | 58 |
161 | Guinea | 38 | 34 | 537 | 10 | 14.13 | 51 |
162 | Seychelles | 37 | 34 | 700 | 73 | 18.92 | 52 |
163 | Faroe Islands | 37 | 32 | 1006 | 94 | 27.19 | 52 |
164 | Bermuda | 36 | 32 | 1503 | 54 | 41.75 | 78 |
165 | Lesotho | 35 | 33 | 454 | 13 | 12.97 | 31 |
166 | Haïti | 34 | 30 | 1808 | 68 | 53.18 | 55 |
167 | Angola | 33 | 33 | 363 | 37 | 11 | 38 |
168 | Martinique | 31 | 30 | 397 | 17 | 12.81 | 43 |
169 | Central African Republic | 29 | 26 | 307 | 21 | 10.59 | 44 |
170 | Mauritania | 25 | 21 | 191 | 5 | 7.64 | 38 |
171 | Chad | 25 | 23 | 384 | 58 | 15.36 | 36 |
172 | Eritrea | 25 | 24 | 288 | 5 | 11.52 | 39 |
173 | Guyana | 24 | 23 | 164 | 4 | 6.83 | 36 |
174 | Democratic Republic Congo | 21 | 21 | 450 | 12 | 21.43 | 49 |
175 | Guinea-Bissau | 21 | 19 | 684 | 118 | 32.57 | 54 |
176 | Sierra Leone | 21 | 21 | 260 | 30 | 12.38 | 40 |
177 | Cayman Islands | 20 | 20 | 272 | 12 | 13.6 | 25 |
178 | Bhutan | 20 | 17 | 218 | 21 | 10.9 | 32 |
179 | Suriname | 19 | 17 | 178 | 23 | 9.37 | 32 |
180 | Bahamas | 16 | 16 | 411 | 31 | 25.69 | 38 |
181 | Falkland Islands (Malvinas) | 16 | 16 | 290 | 31 | 18.13 | 36 |
182 | Liberia | 14 | 12 | 204 | 13 | 14.57 | 28 |
183 | Samoa | 14 | 12 | 268 | 18 | 19.14 | 30 |
184 | San Marino | 14 | 12 | 256 | 3 | 18.29 | 26 |
185 | Vanuatu | 13 | 13 | 194 | 28 | 14.92 | 33 |
186 | Solomon Islands | 13 | 11 | 128 | 5 | 9.85 | 36 |
187 | Virgin Islands (U.S.) | 12 | 12 | 308 | 3 | 25.67 | 33 |
188 | American Samoa | 12 | 11 | 648 | 9 | 54 | 24 |
189 | Burundi | 11 | 10 | 222 | 5 | 20.18 | 35 |
190 | Saint Kitts and Nevis | 11 | 10 | 118 | 2 | 10.73 | 25 |
191 | Federated States of Micronesia | 10 | 10 | 160 | 9 | 16 | 27 |
192 | Antigua and Barbuda | 10 | 10 | 25 | 0 | 2.5 | 15 |
193 | Gibraltar | 10 | 8 | 409 | 47 | 40.9 | 24 |
194 | Palau | 9 | 9 | 292 | 9 | 32.44 | 30 |
195 | Belize | 9 | 9 | 156 | 12 | 17.33 | 45 |
196 | Virgin Islands (British) | 9 | 8 | 174 | 4 | 19.33 | 24 |
197 | Cape Verde | 9 | 9 | 346 | 14 | 38.44 | 20 |
198 | Djibouti | 8 | 8 | 63 | 5 | 7.88 | 20 |
199 | Maldives | 8 | 8 | 170 | 1 | 21.25 | 24 |
200 | Dominica | 8 | 7 | 107 | 17 | 13.38 | 27 |
201 | Mayotte | 7 | 7 | 20 | 1 | 2.86 | 11 |
202 | Timor-Leste | 7 | 5 | 74 | 3 | 10.57 | 16 |
203 | Equatorial Guinea | 6 | 6 | 60 | 11 | 10 | 23 |
204 | Turkmenistan | 5 | 5 | 29 | 6 | 5.8 | 23 |
205 | Northern Mariana Islands | 5 | 5 | 35 | 2 | 7 | 15 |
206 | Tonga | 5 | 4 | 182 | 1 | 36.4 | 24 |
207 | Andorra | 4 | 4 | 147 | 3 | 36.75 | 22 |
208 | British Indian Ocean Territory | 4 | 1 | 0 | 0 | 0 | 8 |
209 | Montserrat | 4 | 4 | 46 | 7 | 11.5 | 29 |
210 | Somalia | 4 | 4 | 59 | 1 | 14.75 | 18 |
211 | Marshall Islands | 3 | 3 | 20 | 0 | 6.67 | 19 |
212 | Norfolk Island | 3 | 3 | 9 | 0 | 3 | 9 |
213 | Saint Lucia | 3 | 3 | 27 | 1 | 9 | 20 |
214 | Turks and Caicos Islands | 2 | 2 | 6 | 1 | 3 | 15 |
215 | Comoros | 2 | 2 | 106 | 7 | 53 | 15 |
216 | Nauru | 2 | 2 | 0 | 0 | 0 | 8 |
217 | Tuvalu | 1 | 1 | 101 | 0 | 101 | 9 |
218 | Western Sahara | 1 | 1 | 9 | 0 | 9 | 3 |
219 | Wallis and Futuna | 1 | 1 | 0 | 0 | 0 | 5 |
220 | Saint Vincent and the Grenadines | 1 | 1 | 16 | 0 | 16 | 15 |
221 | Aruba | 1 | 0 | 2 | 0 | 2 | 14 |
222 | Saint Helena | 1 | 1 | 36 | 0 | 36 | 6 |
223 | French Southern Territories | 1 | 1 | 16 | 0 | 16 | 5 |
224 | Vatican City State | 1 | 0 | 0 | 0 | 0 | 7 |
225 | United States Minor Outlying Islands | 1 | 1 | 1 | 0 | 1 | 11 |