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 2003
Rank | Country | Documents | Citable documents | Citations | Self-citations | Citations per document | H index |
---|---|---|---|---|---|---|---|
1 | United States | 405524 | 374747 | 15460030 | 6990923 | 38.12 | 1965 |
2 | United Kingdom | 110049 | 96536 | 3751672 | 814637 | 34.09 | 1213 |
3 | Japan | 105475 | 102624 | 2364168 | 607844 | 22.41 | 871 |
4 | Germany | 98593 | 93863 | 2944842 | 683439 | 29.87 | 1059 |
5 | China | 74300 | 73456 | 1078847 | 541588 | 14.52 | 655 |
6 | France | 70081 | 66886 | 2037018 | 414985 | 29.07 | 966 |
7 | Canada | 53263 | 49411 | 1850023 | 318106 | 34.73 | 963 |
8 | Italy | 52306 | 49453 | 1458730 | 310109 | 27.89 | 839 |
9 | Spain | 37746 | 35465 | 990532 | 219409 | 26.24 | 723 |
10 | Australia | 35176 | 32005 | 1103256 | 217684 | 31.36 | 795 |
11 | Russian Federation | 34806 | 34419 | 359535 | 100691 | 10.33 | 467 |
12 | India | 32300 | 30639 | 542238 | 178460 | 16.79 | 478 |
13 | Netherlands | 29254 | 27380 | 1210679 | 170272 | 41.39 | 835 |
14 | South Korea | 27216 | 26739 | 572470 | 106859 | 21.03 | 536 |
15 | Sweden | 21250 | 20197 | 836744 | 109354 | 39.38 | 735 |
16 | Switzerland | 21100 | 19843 | 868913 | 101485 | 41.18 | 818 |
17 | Brazil | 19798 | 19315 | 388585 | 120826 | 19.63 | 461 |
18 | Poland | 18581 | 18242 | 286993 | 67498 | 15.45 | 445 |
19 | Taiwan | 18261 | 17762 | 376040 | 73293 | 20.59 | 406 |
20 | Belgium | 16230 | 15414 | 566685 | 68338 | 34.92 | 661 |
21 | Turkey | 15116 | 14354 | 256540 | 59411 | 16.97 | 339 |
22 | Israel | 13587 | 12796 | 449081 | 56480 | 33.05 | 584 |
23 | Austria | 11699 | 11027 | 360256 | 42579 | 30.79 | 540 |
24 | Denmark | 11023 | 10481 | 460516 | 59475 | 41.78 | 619 |
25 | Finland | 10764 | 10338 | 378366 | 50717 | 35.15 | 533 |
26 | Hong Kong | 9790 | 9232 | 292470 | 35190 | 29.87 | 447 |
27 | Greece | 8926 | 8516 | 213241 | 32013 | 23.89 | 402 |
28 | Mexico | 8731 | 8479 | 160328 | 32994 | 18.36 | 352 |
29 | Czech Republic | 8224 | 8049 | 140985 | 29595 | 17.14 | 367 |
30 | Singapore | 8058 | 7656 | 209831 | 22381 | 26.04 | 454 |
31 | Norway | 7699 | 7263 | 270936 | 36250 | 35.19 | 491 |
32 | Ukraine | 6847 | 6788 | 53742 | 13235 | 7.85 | 211 |
33 | New Zealand | 6827 | 6247 | 206294 | 26227 | 30.22 | 428 |
34 | Portugal | 6303 | 6120 | 154830 | 27083 | 24.56 | 379 |
35 | Hungary | 6098 | 5928 | 151418 | 19941 | 24.83 | 363 |
36 | Argentina | 6078 | 5869 | 137130 | 27058 | 22.56 | 337 |
37 | South Africa | 6064 | 5639 | 127960 | 26623 | 21.1 | 361 |
38 | Ireland | 4793 | 4343 | 143398 | 13341 | 29.92 | 414 |
39 | Iran | 4416 | 4318 | 74364 | 25676 | 16.84 | 234 |
40 | Egypt | 4155 | 4092 | 63420 | 11995 | 15.26 | 213 |
41 | Thailand | 3284 | 3169 | 76899 | 10409 | 23.42 | 269 |
42 | Chile | 3223 | 3105 | 88099 | 15090 | 27.33 | 291 |
43 | Croatia | 3045 | 2975 | 35570 | 6847 | 11.68 | 221 |
44 | Slovakia | 2911 | 2841 | 40042 | 7230 | 13.76 | 222 |
45 | Slovenia | 2894 | 2825 | 55092 | 7969 | 19.04 | 231 |
46 | Romania | 2433 | 2397 | 25620 | 4921 | 10.53 | 201 |
47 | Bulgaria | 2391 | 2354 | 33183 | 4872 | 13.88 | 205 |
48 | Malaysia | 2389 | 2282 | 36013 | 6747 | 15.07 | 224 |
49 | Saudi Arabia | 2313 | 2209 | 33582 | 4001 | 14.52 | 241 |
50 | Pakistan | 1761 | 1642 | 23362 | 5174 | 13.27 | 197 |
51 | Venezuela | 1603 | 1558 | 30651 | 2908 | 19.12 | 181 |
52 | Belarus | 1586 | 1581 | 12849 | 2471 | 8.1 | 146 |
53 | Nigeria | 1407 | 1359 | 21753 | 4083 | 15.46 | 153 |
54 | Tunisia | 1346 | 1305 | 16109 | 3620 | 11.97 | 144 |
55 | Morocco | 1342 | 1301 | 18472 | 2977 | 13.76 | 151 |
56 | Cuba | 1111 | 1085 | 13891 | 2582 | 12.5 | 145 |
57 | Colombia | 1089 | 1051 | 22909 | 3105 | 21.04 | 216 |
58 | Lithuania | 939 | 924 | 14400 | 2510 | 15.34 | 165 |
59 | Algeria | 892 | 880 | 9758 | 2128 | 10.94 | 125 |
60 | United Arab Emirates | 854 | 825 | 12562 | 1163 | 14.71 | 153 |
61 | Jordan | 850 | 845 | 13422 | 1387 | 15.79 | 130 |
62 | Kenya | 844 | 807 | 24830 | 3934 | 29.42 | 201 |
63 | Bangladesh | 825 | 796 | 14654 | 2431 | 17.76 | 154 |
64 | Indonesia | 815 | 756 | 15686 | 1508 | 19.25 | 175 |
65 | Estonia | 801 | 788 | 19247 | 3466 | 24.03 | 215 |
66 | Kuwait | 710 | 692 | 10886 | 1206 | 15.33 | 123 |
67 | Philippines | 702 | 639 | 16396 | 1433 | 23.36 | 189 |
68 | Viet Nam | 677 | 649 | 15137 | 1739 | 22.36 | 167 |
69 | Lebanon | 659 | 609 | 11697 | 1095 | 17.75 | 157 |
70 | Puerto Rico | 584 | 567 | 13663 | 955 | 23.4 | 184 |
71 | Iceland | 494 | 476 | 23355 | 1850 | 47.28 | 251 |
72 | Armenia | 490 | 480 | 7543 | 1507 | 15.39 | 150 |
73 | Uruguay | 469 | 455 | 11712 | 1561 | 24.97 | 150 |
74 | Oman | 423 | 412 | 6173 | 577 | 14.59 | 105 |
75 | Peru | 412 | 395 | 14009 | 1410 | 34 | 179 |
76 | Latvia | 398 | 393 | 6424 | 740 | 16.14 | 129 |
77 | Sri Lanka | 397 | 376 | 10848 | 884 | 27.32 | 135 |
78 | Uzbekistan | 393 | 387 | 3584 | 587 | 9.12 | 77 |
79 | Tanzania | 371 | 355 | 10981 | 1421 | 29.6 | 136 |
80 | Ethiopia | 364 | 355 | 7993 | 1556 | 21.96 | 115 |
81 | Azerbaijan | 349 | 347 | 2195 | 608 | 6.29 | 76 |
82 | Kazakhstan | 348 | 341 | 2989 | 424 | 8.59 | 75 |
83 | Cameroon | 346 | 340 | 6734 | 1476 | 19.46 | 106 |
84 | Georgia | 345 | 337 | 3650 | 639 | 10.58 | 135 |
85 | Cyprus | 317 | 297 | 8271 | 845 | 26.09 | 151 |
86 | Zimbabwe | 314 | 302 | 7594 | 490 | 24.18 | 111 |
87 | Senegal | 313 | 299 | 6435 | 634 | 20.56 | 106 |
88 | Costa Rica | 306 | 292 | 16625 | 1213 | 54.33 | 152 |
89 | Uganda | 288 | 267 | 8979 | 1431 | 31.18 | 145 |
90 | Moldova | 274 | 271 | 3393 | 585 | 12.38 | 90 |
91 | Nepal | 269 | 245 | 6145 | 634 | 22.84 | 106 |
92 | Ghana | 256 | 246 | 5295 | 770 | 20.68 | 119 |
93 | Macedonia | 238 | 224 | 2605 | 298 | 10.95 | 91 |
94 | Serbia | 218 | 208 | 936 | 160 | 4.29 | 149 |
95 | Jamaica | 218 | 203 | 2050 | 255 | 9.4 | 83 |
96 | Ecuador | 208 | 193 | 4776 | 516 | 22.96 | 126 |
97 | Trinidad and Tobago | 193 | 183 | 2940 | 219 | 15.23 | 84 |
98 | Botswana | 191 | 184 | 3804 | 392 | 19.92 | 89 |
99 | Côte d’Ivoire | 186 | 173 | 4094 | 408 | 22.01 | 99 |
100 | Luxembourg | 185 | 176 | 4288 | 254 | 23.18 | 136 |
101 | Burkina Faso | 177 | 169 | 4744 | 662 | 26.8 | 91 |
102 | Syrian Arab Republic | 174 | 167 | 3166 | 372 | 18.2 | 89 |
103 | Bahrain | 170 | 161 | 1191 | 142 | 7.01 | 61 |
104 | Qatar | 162 | 154 | 2350 | 129 | 14.51 | 105 |
105 | Panama | 159 | 154 | 10005 | 903 | 62.92 | 162 |
106 | Iraq | 148 | 136 | 1460 | 104 | 9.86 | 71 |
107 | Malawi | 143 | 138 | 4625 | 558 | 32.34 | 117 |
108 | Sudan | 140 | 137 | 3183 | 280 | 22.74 | 78 |
109 | Bosnia and Herzegovina | 126 | 117 | 1151 | 202 | 9.13 | 71 |
110 | Bolivia | 125 | 121 | 3609 | 307 | 28.87 | 103 |
111 | Malta | 121 | 114 | 4039 | 133 | 33.38 | 93 |
112 | Madagascar | 118 | 115 | 2886 | 391 | 24.46 | 81 |
113 | Palestine | 116 | 115 | 1565 | 213 | 13.49 | 69 |
114 | Zambia | 115 | 103 | 3445 | 303 | 29.96 | 102 |
115 | Benin | 98 | 95 | 2308 | 238 | 23.55 | 73 |
116 | Papua New Guinea | 98 | 89 | 2222 | 178 | 22.67 | 79 |
117 | Mongolia | 94 | 91 | 2560 | 213 | 27.23 | 78 |
118 | Congo | 90 | 82 | 1350 | 163 | 15 | 81 |
119 | Libya | 88 | 85 | 890 | 16 | 10.11 | 57 |
120 | Mali | 83 | 81 | 1883 | 136 | 22.69 | 82 |
121 | Gambia | 78 | 75 | 3431 | 306 | 43.99 | 107 |
122 | Fiji | 78 | 70 | 1538 | 103 | 19.72 | 67 |
123 | Namibia | 77 | 72 | 1209 | 123 | 15.7 | 79 |
124 | Mauritius | 75 | 70 | 1023 | 65 | 13.64 | 61 |
125 | Barbados | 72 | 68 | 2036 | 96 | 28.28 | 71 |
126 | Gabon | 70 | 64 | 2043 | 222 | 29.19 | 89 |
127 | Guatemala | 68 | 64 | 1867 | 108 | 27.46 | 78 |
128 | New Caledonia | 64 | 64 | 1912 | 196 | 29.88 | 82 |
129 | Brunei Darussalam | 61 | 57 | 1139 | 92 | 18.67 | 57 |
130 | Mozambique | 61 | 61 | 1170 | 89 | 19.18 | 81 |
131 | Togo | 55 | 49 | 835 | 36 | 15.18 | 42 |
132 | Albania | 53 | 51 | 910 | 70 | 17.17 | 53 |
133 | Cambodia | 53 | 49 | 1016 | 121 | 19.17 | 86 |
134 | Niger | 52 | 51 | 1109 | 104 | 21.33 | 64 |
135 | Macao | 51 | 50 | 786 | 9 | 15.41 | 73 |
136 | Monaco | 49 | 47 | 1251 | 222 | 25.53 | 85 |
137 | Yemen | 47 | 46 | 1082 | 58 | 23.02 | 58 |
138 | French Polynesia | 42 | 41 | 1045 | 68 | 24.88 | 69 |
139 | Paraguay | 41 | 38 | 1318 | 70 | 32.15 | 69 |
140 | Laos | 40 | 38 | 1504 | 173 | 37.6 | 67 |
141 | Liechtenstein | 40 | 38 | 611 | 48 | 15.28 | 64 |
142 | Nicaragua | 39 | 36 | 826 | 44 | 21.18 | 70 |
143 | Tajikistan | 37 | 37 | 169 | 26 | 4.57 | 34 |
144 | Guadeloupe | 36 | 36 | 600 | 62 | 16.67 | 57 |
145 | Kyrgyzstan | 35 | 33 | 460 | 87 | 13.14 | 51 |
146 | Myanmar | 34 | 32 | 1056 | 59 | 31.06 | 58 |
147 | Greenland | 32 | 31 | 960 | 144 | 30 | 56 |
148 | Honduras | 31 | 31 | 683 | 19 | 22.03 | 55 |
149 | Dominican Republic | 30 | 28 | 1042 | 64 | 34.73 | 58 |
150 | Montenegro | 30 | 24 | 59 | 13 | 1.97 | 40 |
151 | French Guiana | 30 | 29 | 695 | 26 | 23.17 | 63 |
152 | Central African Republic | 28 | 24 | 720 | 40 | 25.71 | 44 |
153 | Falkland Islands (Malvinas) | 28 | 25 | 667 | 104 | 23.82 | 36 |
154 | Swaziland | 27 | 26 | 304 | 13 | 11.26 | 51 |
155 | Guam | 26 | 25 | 785 | 28 | 30.19 | 58 |
156 | Eritrea | 26 | 25 | 381 | 47 | 14.65 | 39 |
157 | El Salvador | 24 | 22 | 261 | 10 | 10.88 | 51 |
158 | Guinea-Bissau | 21 | 20 | 934 | 198 | 44.48 | 54 |
159 | Mauritania | 18 | 17 | 382 | 21 | 21.22 | 38 |
160 | Haïti | 18 | 15 | 515 | 55 | 28.61 | 55 |
161 | Guyana | 17 | 16 | 364 | 9 | 21.41 | 36 |
162 | Bermuda | 17 | 16 | 526 | 30 | 30.94 | 78 |
163 | Rwanda | 16 | 14 | 327 | 29 | 20.44 | 62 |
164 | Grenada | 15 | 14 | 275 | 8 | 18.33 | 40 |
165 | Netherlands Antilles | 15 | 13 | 224 | 17 | 14.93 | 49 |
166 | Belize | 14 | 13 | 336 | 6 | 24 | 45 |
167 | Burundi | 14 | 13 | 157 | 10 | 11.21 | 35 |
168 | Seychelles | 14 | 14 | 161 | 19 | 11.5 | 52 |
169 | Guinea | 14 | 13 | 438 | 6 | 31.29 | 51 |
170 | Lesotho | 13 | 11 | 318 | 6 | 24.46 | 31 |
171 | North Korea | 13 | 13 | 240 | 0 | 18.46 | 85 |
172 | Virgin Islands (U.S.) | 13 | 13 | 151 | 5 | 11.62 | 33 |
173 | Solomon Islands | 13 | 13 | 203 | 13 | 15.62 | 36 |
174 | Chad | 13 | 13 | 342 | 39 | 26.31 | 36 |
175 | Angola | 12 | 11 | 286 | 7 | 23.83 | 38 |
176 | Vanuatu | 12 | 10 | 118 | 18 | 9.83 | 33 |
177 | Turkmenistan | 12 | 8 | 88 | 17 | 7.33 | 23 |
178 | Afghanistan | 12 | 12 | 161 | 16 | 13.42 | 40 |
179 | Reunion | 11 | 9 | 22 | 1 | 2 | 43 |
180 | Bahamas | 11 | 11 | 245 | 7 | 22.27 | 38 |
181 | Maldives | 10 | 10 | 195 | 2 | 19.5 | 24 |
182 | Faroe Islands | 10 | 10 | 328 | 39 | 32.8 | 52 |
183 | Federated States of Micronesia | 10 | 9 | 200 | 19 | 20 | 27 |
184 | Martinique | 10 | 10 | 182 | 2 | 18.2 | 43 |
185 | Dominica | 9 | 8 | 146 | 17 | 16.22 | 27 |
186 | Andorra | 8 | 8 | 245 | 16 | 30.63 | 22 |
187 | Tonga | 8 | 8 | 108 | 6 | 13.5 | 24 |
188 | Samoa | 7 | 7 | 75 | 2 | 10.71 | 30 |
189 | Montserrat | 7 | 7 | 486 | 22 | 69.43 | 29 |
190 | Sierra Leone | 7 | 7 | 33 | 1 | 4.71 | 40 |
191 | Cape Verde | 7 | 7 | 47 | 7 | 6.71 | 20 |
192 | Suriname | 7 | 7 | 91 | 8 | 13 | 32 |
193 | Democratic Republic Congo | 6 | 6 | 232 | 1 | 38.67 | 49 |
194 | Cayman Islands | 6 | 5 | 96 | 0 | 16 | 25 |
195 | Sao Tome and Principe | 6 | 6 | 83 | 2 | 13.83 | 16 |
196 | Equatorial Guinea | 5 | 5 | 64 | 10 | 12.8 | 23 |
197 | Palau | 5 | 4 | 125 | 7 | 25 | 30 |
198 | Djibouti | 5 | 4 | 29 | 0 | 5.8 | 20 |
199 | Liberia | 5 | 4 | 39 | 2 | 7.8 | 28 |
200 | Bhutan | 5 | 5 | 37 | 6 | 7.4 | 32 |
201 | Saint Vincent and the Grenadines | 4 | 4 | 39 | 0 | 9.75 | 15 |
202 | American Samoa | 4 | 4 | 77 | 2 | 19.25 | 24 |
203 | Kiribati | 4 | 4 | 16 | 0 | 4 | 9 |
204 | Marshall Islands | 4 | 4 | 48 | 0 | 12 | 19 |
205 | Antigua and Barbuda | 3 | 3 | 14 | 2 | 4.67 | 15 |
206 | Somalia | 3 | 3 | 55 | 2 | 18.33 | 18 |
207 | Northern Mariana Islands | 2 | 2 | 73 | 2 | 36.5 | 15 |
208 | Gibraltar | 2 | 2 | 18 | 0 | 9 | 24 |
209 | Comoros | 2 | 2 | 14 | 1 | 7 | 15 |
210 | Saint Lucia | 2 | 2 | 270 | 0 | 135 | 20 |
211 | Mayotte | 2 | 2 | 32 | 2 | 16 | 11 |
212 | Timor-Leste | 2 | 1 | 51 | 1 | 25.5 | 16 |
213 | Svalbard and Jan Mayen | 1 | 1 | 102 | 0 | 102 | 9 |
214 | Saint Kitts and Nevis | 1 | 1 | 1 | 0 | 1 | 25 |
215 | Tuvalu | 1 | 1 | 3 | 0 | 3 | 9 |
216 | San Marino | 1 | 1 | 4 | 0 | 4 | 26 |
217 | United States Minor Outlying Islands | 1 | 1 | 133 | 0 | 133 | 11 |
218 | Aruba | 1 | 1 | 11 | 2 | 11 | 14 |
219 | Virgin Islands (British) | 1 | 0 | 1 | 0 | 1 | 24 |
220 | Turks and Caicos Islands | 1 | 1 | 11 | 0 | 11 | 15 |