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 2000
Rank | Country | Documents | Citable documents | Citations | Self-citations | Citations per document | H index |
---|---|---|---|---|---|---|---|
1 | United States | 347865 | 334014 | 14743692 | 6668830 | 42.38 | 1965 |
2 | United Kingdom | 99627 | 92367 | 3614021 | 770861 | 36.28 | 1213 |
3 | Japan | 97514 | 95961 | 2292592 | 595074 | 23.51 | 871 |
4 | Germany | 86594 | 84150 | 2673398 | 617260 | 30.87 | 1059 |
5 | France | 62254 | 60301 | 1896528 | 381075 | 30.46 | 966 |
6 | China | 47349 | 47193 | 538411 | 258199 | 11.37 | 655 |
7 | Canada | 42689 | 41151 | 1608462 | 272963 | 37.68 | 963 |
8 | Italy | 42450 | 40950 | 1221454 | 254372 | 28.77 | 839 |
9 | Russian Federation | 32824 | 32707 | 333226 | 93100 | 10.15 | 467 |
10 | Spain | 29452 | 28284 | 787079 | 175463 | 26.72 | 723 |
11 | Australia | 28687 | 27350 | 955818 | 177639 | 33.32 | 795 |
12 | Netherlands | 24666 | 23811 | 1020644 | 140510 | 41.38 | 835 |
13 | India | 24339 | 23775 | 394197 | 127037 | 16.2 | 478 |
14 | Sweden | 18867 | 18470 | 727246 | 99907 | 38.55 | 735 |
15 | South Korea | 17869 | 17666 | 383067 | 70755 | 21.44 | 536 |
16 | Switzerland | 17740 | 17193 | 777422 | 87589 | 43.82 | 818 |
17 | Brazil | 14476 | 14257 | 304499 | 93309 | 21.03 | 461 |
18 | Poland | 13934 | 13834 | 226706 | 53157 | 16.27 | 445 |
19 | Taiwan | 13279 | 13130 | 270010 | 51551 | 20.33 | 406 |
20 | Belgium | 12981 | 12569 | 441875 | 51604 | 34.04 | 661 |
21 | Israel | 11740 | 11389 | 403350 | 49867 | 34.36 | 584 |
22 | Denmark | 9650 | 9377 | 415003 | 49986 | 43.01 | 619 |
23 | Finland | 9152 | 9005 | 342517 | 44410 | 37.43 | 533 |
24 | Austria | 9127 | 8789 | 294081 | 32994 | 32.22 | 540 |
25 | Turkey | 8044 | 7608 | 142963 | 33798 | 17.77 | 339 |
26 | Hong Kong | 6801 | 6607 | 192364 | 22998 | 28.28 | 447 |
27 | Greece | 6695 | 6502 | 159037 | 24753 | 23.75 | 402 |
28 | Norway | 6501 | 6352 | 224587 | 31898 | 34.55 | 491 |
29 | Mexico | 6353 | 6233 | 136590 | 25853 | 21.5 | 352 |
30 | Czech Republic | 6128 | 6068 | 109161 | 22476 | 17.81 | 367 |
31 | Ukraine | 6102 | 6073 | 43551 | 11554 | 7.14 | 211 |
32 | Singapore | 5769 | 5706 | 133306 | 13750 | 23.11 | 454 |
33 | New Zealand | 5546 | 5363 | 189849 | 23966 | 34.23 | 428 |
34 | Hungary | 5539 | 5422 | 118356 | 16937 | 21.37 | 363 |
35 | Argentina | 5408 | 5334 | 115256 | 23501 | 21.31 | 337 |
36 | South Africa | 4880 | 4661 | 110309 | 21541 | 22.6 | 361 |
37 | Portugal | 4298 | 4214 | 102955 | 18080 | 23.95 | 379 |
38 | Ireland | 3686 | 3499 | 107885 | 10542 | 29.27 | 414 |
39 | Egypt | 3112 | 3088 | 47652 | 9404 | 15.31 | 213 |
40 | Slovakia | 2577 | 2533 | 31781 | 6749 | 12.33 | 222 |
41 | Chile | 2226 | 2199 | 60445 | 10095 | 27.15 | 291 |
42 | Romania | 2210 | 2191 | 22285 | 3394 | 10.08 | 201 |
43 | Thailand | 2202 | 2159 | 46576 | 7003 | 21.15 | 269 |
44 | Slovenia | 2164 | 2145 | 35523 | 6459 | 16.42 | 231 |
45 | Croatia | 2064 | 2034 | 21659 | 4808 | 10.49 | 221 |
46 | Bulgaria | 2062 | 2039 | 32324 | 4371 | 15.68 | 205 |
47 | Saudi Arabia | 1919 | 1850 | 27892 | 3094 | 14.53 | 241 |
48 | Iran | 1823 | 1805 | 29200 | 10628 | 16.02 | 234 |
49 | Malaysia | 1621 | 1581 | 27344 | 4625 | 16.87 | 224 |
50 | Belarus | 1364 | 1358 | 12932 | 2139 | 9.48 | 146 |
51 | Venezuela | 1341 | 1318 | 19364 | 2861 | 14.44 | 181 |
52 | Cuba | 1273 | 1261 | 12720 | 2673 | 9.99 | 145 |
53 | Morocco | 1241 | 1226 | 16563 | 2819 | 13.35 | 151 |
54 | Pakistan | 1210 | 1170 | 13739 | 3461 | 11.35 | 197 |
55 | Nigeria | 1120 | 1095 | 14419 | 2972 | 12.87 | 153 |
56 | Colombia | 844 | 827 | 18677 | 2642 | 22.13 | 216 |
57 | Tunisia | 810 | 797 | 10934 | 2370 | 13.5 | 144 |
58 | Lithuania | 708 | 704 | 12044 | 1755 | 17.01 | 165 |
59 | Indonesia | 692 | 683 | 16417 | 1709 | 23.72 | 175 |
60 | Jordan | 654 | 648 | 10910 | 1299 | 16.68 | 130 |
61 | Estonia | 648 | 642 | 15504 | 2626 | 23.93 | 215 |
62 | Bangladesh | 613 | 603 | 11094 | 1787 | 18.1 | 154 |
63 | Kenya | 609 | 596 | 21171 | 2853 | 34.76 | 201 |
64 | Kuwait | 593 | 588 | 9307 | 1051 | 15.69 | 123 |
65 | Philippines | 555 | 549 | 16428 | 1763 | 29.6 | 189 |
66 | Algeria | 523 | 520 | 6898 | 1191 | 13.19 | 125 |
67 | Lebanon | 477 | 456 | 8632 | 769 | 18.1 | 157 |
68 | United Arab Emirates | 455 | 442 | 6103 | 467 | 13.41 | 153 |
69 | Armenia | 448 | 445 | 7862 | 1216 | 17.55 | 150 |
70 | Puerto Rico | 443 | 438 | 13431 | 867 | 30.32 | 184 |
71 | Uzbekistan | 419 | 418 | 2970 | 637 | 7.09 | 77 |
72 | Latvia | 398 | 396 | 6219 | 837 | 15.63 | 129 |
73 | Viet Nam | 390 | 383 | 11458 | 1244 | 29.38 | 167 |
74 | Georgia | 369 | 363 | 7698 | 568 | 20.86 | 135 |
75 | Uruguay | 364 | 358 | 10374 | 1100 | 28.5 | 150 |
76 | Iceland | 358 | 346 | 17396 | 1748 | 48.59 | 251 |
77 | Zimbabwe | 333 | 323 | 5529 | 456 | 16.6 | 111 |
78 | Oman | 278 | 257 | 3482 | 388 | 12.53 | 105 |
79 | Peru | 263 | 257 | 8190 | 747 | 31.14 | 179 |
80 | Tanzania | 257 | 250 | 6789 | 795 | 26.42 | 136 |
81 | Sri Lanka | 253 | 245 | 5873 | 437 | 23.21 | 135 |
82 | Moldova | 246 | 245 | 1663 | 386 | 6.76 | 90 |
83 | Cyprus | 244 | 242 | 7376 | 622 | 30.23 | 151 |
84 | Kazakhstan | 236 | 234 | 2255 | 282 | 9.56 | 75 |
85 | Costa Rica | 222 | 219 | 6584 | 822 | 29.66 | 152 |
86 | Cameroon | 220 | 213 | 4995 | 924 | 22.7 | 106 |
87 | Ethiopia | 220 | 218 | 5357 | 825 | 24.35 | 115 |
88 | Uganda | 218 | 210 | 9007 | 1242 | 41.32 | 145 |
89 | Macedonia | 208 | 202 | 1902 | 270 | 9.14 | 91 |
90 | Ghana | 204 | 201 | 3949 | 545 | 19.36 | 119 |
91 | Serbia | 203 | 195 | 2415 | 207 | 11.9 | 149 |
92 | Senegal | 200 | 188 | 3800 | 446 | 19 | 106 |
93 | Azerbaijan | 193 | 193 | 1193 | 250 | 6.18 | 76 |
94 | Nepal | 186 | 160 | 3789 | 429 | 20.37 | 106 |
95 | Botswana | 160 | 158 | 2274 | 344 | 14.21 | 89 |
96 | Côte d’Ivoire | 154 | 146 | 3933 | 333 | 25.54 | 99 |
97 | Syrian Arab Republic | 144 | 140 | 2903 | 348 | 20.16 | 89 |
98 | Ecuador | 134 | 129 | 4097 | 361 | 30.57 | 126 |
99 | Jamaica | 128 | 125 | 2269 | 253 | 17.73 | 83 |
100 | Trinidad and Tobago | 118 | 114 | 1836 | 151 | 15.56 | 84 |
101 | Malawi | 117 | 111 | 4404 | 437 | 37.64 | 117 |
102 | Luxembourg | 106 | 103 | 2226 | 149 | 21 | 136 |
103 | Sudan | 106 | 100 | 2573 | 245 | 24.27 | 78 |
104 | Panama | 103 | 99 | 7789 | 494 | 75.62 | 162 |
105 | Bahrain | 103 | 94 | 911 | 98 | 8.84 | 61 |
106 | Iraq | 95 | 95 | 1580 | 61 | 16.63 | 71 |
107 | Papua New Guinea | 90 | 88 | 1893 | 186 | 21.03 | 79 |
108 | Burkina Faso | 89 | 83 | 1691 | 189 | 19 | 91 |
109 | Madagascar | 86 | 83 | 1837 | 370 | 21.36 | 81 |
110 | Libya | 81 | 78 | 672 | 25 | 8.3 | 57 |
111 | Benin | 78 | 78 | 1526 | 205 | 19.56 | 73 |
112 | Zambia | 78 | 75 | 2004 | 94 | 25.69 | 102 |
113 | North Korea | 76 | 76 | 2912 | 4 | 38.32 | 85 |
114 | Bolivia | 76 | 74 | 2438 | 180 | 32.08 | 103 |
115 | Gambia | 71 | 62 | 3385 | 260 | 47.68 | 107 |
116 | Mauritius | 70 | 69 | 761 | 42 | 10.87 | 61 |
117 | Malta | 66 | 64 | 1000 | 56 | 15.15 | 93 |
118 | Qatar | 63 | 62 | 511 | 30 | 8.11 | 105 |
119 | New Caledonia | 62 | 62 | 1657 | 216 | 26.73 | 82 |
120 | Bosnia and Herzegovina | 56 | 54 | 826 | 203 | 14.75 | 71 |
121 | Mongolia | 56 | 56 | 2196 | 94 | 39.21 | 78 |
122 | Guatemala | 54 | 49 | 1199 | 49 | 22.2 | 78 |
123 | Congo | 53 | 47 | 1153 | 99 | 21.75 | 81 |
124 | Brunei Darussalam | 53 | 50 | 1322 | 90 | 24.94 | 57 |
125 | Palestine | 52 | 52 | 533 | 103 | 10.25 | 69 |
126 | Togo | 51 | 44 | 606 | 51 | 11.88 | 42 |
127 | Fiji | 51 | 51 | 905 | 58 | 17.75 | 67 |
128 | Gabon | 50 | 45 | 2141 | 241 | 42.82 | 89 |
129 | Niger | 48 | 47 | 1096 | 80 | 22.83 | 64 |
130 | Guadeloupe | 44 | 44 | 891 | 76 | 20.25 | 57 |
131 | Yemen | 43 | 42 | 834 | 64 | 19.4 | 58 |
132 | Kyrgyzstan | 43 | 42 | 221 | 31 | 5.14 | 51 |
133 | Namibia | 42 | 42 | 812 | 74 | 19.33 | 79 |
134 | French Polynesia | 42 | 39 | 1598 | 120 | 38.05 | 69 |
135 | Albania | 40 | 39 | 616 | 65 | 15.4 | 53 |
136 | Mozambique | 39 | 35 | 1317 | 113 | 33.77 | 81 |
137 | Barbados | 38 | 37 | 729 | 35 | 19.18 | 71 |
138 | Mali | 36 | 34 | 1116 | 80 | 31 | 82 |
139 | Dominican Republic | 35 | 34 | 1369 | 31 | 39.11 | 58 |
140 | Tajikistan | 34 | 34 | 194 | 17 | 5.71 | 34 |
141 | Liechtenstein | 33 | 33 | 809 | 22 | 24.52 | 64 |
142 | Macao | 32 | 32 | 106 | 4 | 3.31 | 73 |
143 | Nicaragua | 31 | 31 | 1067 | 70 | 34.42 | 70 |
144 | Swaziland | 29 | 29 | 885 | 4 | 30.52 | 51 |
145 | Honduras | 28 | 28 | 567 | 15 | 20.25 | 55 |
146 | Myanmar | 28 | 27 | 763 | 70 | 27.25 | 58 |
147 | Monaco | 27 | 23 | 1193 | 154 | 44.19 | 85 |
148 | Paraguay | 26 | 26 | 878 | 75 | 33.77 | 69 |
149 | Cambodia | 25 | 24 | 560 | 24 | 22.4 | 86 |
150 | French Guiana | 24 | 23 | 799 | 60 | 33.29 | 63 |
151 | Greenland | 23 | 22 | 595 | 60 | 25.87 | 56 |
152 | Guyana | 23 | 22 | 416 | 20 | 18.09 | 36 |
153 | Bermuda | 22 | 22 | 883 | 42 | 40.14 | 78 |
154 | Martinique | 20 | 19 | 237 | 9 | 11.85 | 43 |
155 | Guam | 19 | 18 | 840 | 18 | 44.21 | 58 |
156 | Laos | 18 | 18 | 236 | 57 | 13.11 | 67 |
157 | El Salvador | 18 | 18 | 341 | 22 | 18.94 | 51 |
158 | Netherlands Antilles | 17 | 16 | 347 | 12 | 20.41 | 49 |
159 | Mauritania | 17 | 17 | 742 | 19 | 43.65 | 38 |
160 | Angola | 16 | 16 | 311 | 25 | 19.44 | 38 |
161 | Sierra Leone | 13 | 13 | 149 | 15 | 11.46 | 40 |
162 | Haïti | 13 | 13 | 361 | 27 | 27.77 | 55 |
163 | Solomon Islands | 13 | 13 | 310 | 23 | 23.85 | 36 |
164 | Eritrea | 13 | 13 | 512 | 29 | 39.38 | 39 |
165 | Central African Republic | 13 | 13 | 494 | 18 | 38 | 44 |
166 | Turkmenistan | 13 | 13 | 339 | 13 | 26.08 | 23 |
167 | Seychelles | 12 | 12 | 452 | 23 | 37.67 | 52 |
168 | Falkland Islands (Malvinas) | 12 | 11 | 207 | 48 | 17.25 | 36 |
169 | Faroe Islands | 10 | 10 | 735 | 87 | 73.5 | 52 |
170 | Virgin Islands (U.S.) | 10 | 9 | 271 | 2 | 27.1 | 33 |
171 | Reunion | 9 | 8 | 36 | 0 | 4 | 43 |
172 | Vanuatu | 9 | 8 | 310 | 17 | 34.44 | 33 |
173 | Democratic Republic Congo | 9 | 7 | 108 | 3 | 12 | 49 |
174 | Lesotho | 8 | 8 | 63 | 1 | 7.88 | 31 |
175 | Rwanda | 7 | 7 | 245 | 21 | 35 | 62 |
176 | Guinea | 7 | 7 | 244 | 7 | 34.86 | 51 |
177 | Chad | 6 | 5 | 99 | 15 | 16.5 | 36 |
178 | Bahamas | 6 | 5 | 140 | 18 | 23.33 | 38 |
179 | Guinea-Bissau | 5 | 5 | 325 | 32 | 65 | 54 |
180 | Samoa | 5 | 5 | 24 | 2 | 4.8 | 30 |
181 | Suriname | 5 | 5 | 77 | 3 | 15.4 | 32 |
182 | San Marino | 5 | 4 | 71 | 4 | 14.2 | 26 |
183 | Aruba | 4 | 4 | 61 | 2 | 15.25 | 14 |
184 | Federated States of Micronesia | 4 | 4 | 215 | 5 | 53.75 | 27 |
185 | Comoros | 4 | 2 | 6 | 1 | 1.5 | 15 |
186 | Burundi | 4 | 4 | 62 | 0 | 15.5 | 35 |
187 | Grenada | 4 | 4 | 103 | 3 | 25.75 | 40 |
188 | Norfolk Island | 3 | 3 | 48 | 0 | 16 | 9 |
189 | Montserrat | 3 | 3 | 131 | 12 | 43.67 | 29 |
190 | Virgin Islands (British) | 3 | 3 | 36 | 0 | 12 | 24 |
191 | Bhutan | 3 | 3 | 25 | 3 | 8.33 | 32 |
192 | Afghanistan | 3 | 3 | 11 | 1 | 3.67 | 40 |
193 | Sao Tome and Principe | 2 | 2 | 53 | 17 | 26.5 | 16 |
194 | Turks and Caicos Islands | 2 | 2 | 38 | 0 | 19 | 15 |
195 | Northern Mariana Islands | 2 | 2 | 143 | 1 | 71.5 | 15 |
196 | Saint Kitts and Nevis | 2 | 2 | 5 | 1 | 2.5 | 25 |
197 | Belize | 2 | 2 | 49 | 10 | 24.5 | 45 |
198 | Marshall Islands | 2 | 2 | 50 | 0 | 25 | 19 |
199 | Cook Islands | 2 | 2 | 33 | 0 | 16.5 | 15 |
200 | Saint Vincent and the Grenadines | 2 | 2 | 25 | 0 | 12.5 | 15 |
201 | American Samoa | 2 | 2 | 56 | 2 | 28 | 24 |
202 | Cayman Islands | 2 | 2 | 1 | 0 | 0.5 | 25 |
203 | Tonga | 2 | 2 | 12 | 0 | 6 | 24 |
204 | Montenegro | 2 | 2 | 2 | 0 | 1 | 40 |
205 | Liberia | 2 | 2 | 51 | 0 | 25.5 | 28 |
206 | Saint Lucia | 1 | 1 | 26 | 0 | 26 | 20 |
207 | Maldives | 1 | 1 | 1 | 0 | 1 | 24 |
208 | Somalia | 1 | 1 | 36 | 0 | 36 | 18 |
209 | Andorra | 1 | 1 | 1 | 0 | 1 | 22 |
210 | British Indian Ocean Territory | 1 | 1 | 27 | 0 | 27 | 8 |
211 | Gibraltar | 1 | 1 | 0 | 0 | 0 | 24 |
212 | United States Minor Outlying Islands | 1 | 1 | 27 | 0 | 27 | 11 |
213 | Cape Verde | 1 | 1 | 0 | 0 | 0 | 20 |
214 | Djibouti | 1 | 1 | 0 | 0 | 0 | 20 |
215 | Palau | 1 | 1 | 58 | 2 | 58 | 30 |
216 | Antigua and Barbuda | 1 | 1 | 6 | 1 | 6 | 15 |