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
Rank | Country | Documents | Citable documents | Citations | Self-citations | Citations per document | H index |
---|---|---|---|---|---|---|---|
1 | United States | 11036243 | 9875662 | 267612868 | 122087837 | 24.25 | 2077 |
2 | China | 5133924 | 5052579 | 39244368 | 21831514 | 7.64 | 712 |
3 | United Kingdom | 3150874 | 2705067 | 68803194 | 15755046 | 21.84 | 1281 |
4 | Germany | 2790169 | 2590028 | 54834760 | 13548169 | 19.65 | 1131 |
5 | Japan | 2539441 | 2437565 | 39049963 | 10407744 | 15.38 | 920 |
6 | France | 1967157 | 1837639 | 37865266 | 8085273 | 19.25 | 1023 |
7 | Canada | 1594391 | 1446619 | 34945308 | 6216383 | 21.92 | 1033 |
8 | Italy | 1583746 | 1451214 | 28548485 | 6597300 | 18.03 | 898 |
9 | India | 1472192 | 1379217 | 12637866 | 4329674 | 8.58 | 521 |
10 | Spain | 1256556 | 1156724 | 20661273 | 4705368 | 16.44 | 775 |
11 | Australia | 1226552 | 1093833 | 23347703 | 4866812 | 19.04 | 848 |
12 | South Korea | 1004042 | 973360 | 12299582 | 2501499 | 12.25 | 576 |
13 | Russian Federation | 956025 | 936928 | 6758715 | 2144568 | 7.07 | 503 |
14 | Netherlands | 886135 | 806509 | 22670416 | 3483031 | 25.58 | 893 |
15 | Brazil | 834526 | 794371 | 8714980 | 2887006 | 10.44 | 489 |
16 | Switzerland | 650079 | 598455 | 17229374 | 2208073 | 26.5 | 866 |
17 | Taiwan | 614487 | 593852 | 7746794 | 1530538 | 12.61 | 437 |
18 | Sweden | 600233 | 557344 | 14593911 | 2136863 | 24.31 | 778 |
19 | Poland | 580205 | 558878 | 5763359 | 1465411 | 9.93 | 479 |
20 | Turkey | 531899 | 496582 | 5048456 | 1164227 | 9.49 | 368 |
21 | Belgium | 485937 | 448557 | 10725773 | 1418742 | 22.07 | 702 |
22 | Iran | 448079 | 434656 | 3369979 | 1232563 | 7.52 | 257 |
23 | Denmark | 355418 | 326297 | 8873574 | 1206436 | 24.97 | 662 |
24 | Austria | 354524 | 326433 | 6998066 | 892664 | 19.74 | 577 |
25 | Israel | 346372 | 319737 | 7806952 | 1004710 | 22.54 | 624 |
26 | Finland | 305791 | 286738 | 6717452 | 983229 | 21.97 | 571 |
27 | Czech Republic | 292956 | 282474 | 3163668 | 704584 | 10.8 | 396 |
28 | Greece | 290718 | 266402 | 4512105 | 677290 | 15.52 | 434 |
29 | Mexico | 284868 | 269516 | 3261821 | 645436 | 11.45 | 378 |
30 | Norway | 281530 | 254884 | 5617199 | 835879 | 19.95 | 526 |
31 | Portugal | 270634 | 251622 | 3832603 | 700532 | 14.16 | 416 |
32 | Singapore | 265452 | 246176 | 4786877 | 557083 | 18.03 | 492 |
33 | Hong Kong | 263602 | 245629 | 5024294 | 597961 | 19.06 | 479 |
34 | Malaysia | 248457 | 239537 | 1615633 | 421749 | 6.5 | 249 |
35 | South Africa | 241587 | 220567 | 3125754 | 661741 | 12.94 | 391 |
36 | New Zealand | 218100 | 195224 | 4132745 | 586856 | 18.95 | 459 |
37 | Argentina | 190637 | 179674 | 2694266 | 534794 | 14.13 | 364 |
38 | Ireland | 185268 | 165001 | 3479970 | 378709 | 18.78 | 451 |
39 | Egypt | 177824 | 172042 | 1570448 | 308989 | 8.83 | 231 |
40 | Hungary | 174351 | 165311 | 2600038 | 392020 | 14.91 | 390 |
41 | Ukraine | 171571 | 168607 | 1022473 | 276128 | 5.96 | 225 |
42 | Thailand | 156829 | 148862 | 1740576 | 273578 | 11.1 | 289 |
43 | Saudi Arabia | 155805 | 148836 | 1449661 | 234508 | 9.3 | 271 |
44 | Romania | 154390 | 148718 | 853373 | 200434 | 5.53 | 211 |
45 | Chile | 130556 | 123966 | 1758589 | 331076 | 13.47 | 318 |
46 | Pakistan | 127817 | 121836 | 943372 | 243217 | 7.38 | 217 |
47 | Slovakia | 100082 | 96967 | 927685 | 180089 | 9.27 | 241 |
48 | Croatia | 95058 | 90901 | 805063 | 150407 | 8.47 | 236 |
49 | Slovenia | 86384 | 82321 | 1062165 | 176459 | 12.3 | 255 |
50 | Colombia | 84734 | 80170 | 762833 | 116329 | 9 | 235 |
51 | Tunisia | 76791 | 73066 | 552821 | 119316 | 7.2 | 157 |
52 | Indonesia | 75220 | 72146 | 466289 | 71052 | 6.2 | 196 |
53 | Nigeria | 75086 | 71046 | 513997 | 105490 | 6.85 | 166 |
54 | Serbia | 71566 | 67575 | 500904 | 105256 | 7 | 172 |
55 | Bulgaria | 70184 | 67666 | 719726 | 105636 | 10.25 | 217 |
56 | Algeria | 57222 | 55916 | 353325 | 75167 | 6.17 | 137 |
57 | Morocco | 54330 | 51172 | 418452 | 79473 | 7.7 | 162 |
58 | Lithuania | 45486 | 44092 | 406792 | 82972 | 8.94 | 179 |
59 | United Arab Emirates | 44413 | 41221 | 369499 | 38961 | 8.32 | 169 |
60 | Viet Nam | 42330 | 40470 | 418199 | 62623 | 9.88 | 183 |
61 | Bangladesh | 40985 | 38897 | 362609 | 63493 | 8.85 | 167 |
62 | Venezuela | 37844 | 36231 | 426588 | 49820 | 11.27 | 193 |
63 | Cuba | 37055 | 35317 | 280993 | 52012 | 7.58 | 156 |
64 | Estonia | 35913 | 33917 | 584487 | 90250 | 16.28 | 234 |
65 | Belarus | 35698 | 34999 | 284613 | 52056 | 7.97 | 158 |
66 | Jordan | 35267 | 34138 | 304831 | 36722 | 8.64 | 142 |
67 | Kenya | 31237 | 28254 | 558837 | 81061 | 17.89 | 216 |
68 | Philippines | 27811 | 25456 | 392620 | 39560 | 14.12 | 205 |
69 | Lebanon | 27306 | 24888 | 297197 | 28235 | 10.88 | 170 |
70 | Cyprus | 23013 | 20733 | 288701 | 33603 | 12.55 | 167 |
71 | Kuwait | 22167 | 21137 | 225963 | 24058 | 10.19 | 132 |
72 | Latvia | 21635 | 20977 | 184245 | 27330 | 8.52 | 142 |
73 | Qatar | 21433 | 19819 | 173904 | 21178 | 8.11 | 120 |
74 | Peru | 20308 | 18467 | 304057 | 32178 | 14.97 | 194 |
75 | Iceland | 19627 | 17866 | 526129 | 47045 | 26.81 | 269 |
76 | Kazakhstan | 19444 | 18926 | 70118 | 13641 | 3.61 | 81 |
77 | Iraq | 19023 | 18227 | 85546 | 12853 | 4.5 | 80 |
78 | Ethiopia | 18738 | 17685 | 196380 | 41654 | 10.48 | 125 |
79 | Luxembourg | 17224 | 15626 | 216247 | 21623 | 12.55 | 151 |
80 | Uruguay | 17167 | 16156 | 271873 | 33733 | 15.84 | 161 |
81 | Oman | 16938 | 15589 | 145218 | 16695 | 8.57 | 114 |
82 | Sri Lanka | 16719 | 15364 | 198054 | 17726 | 11.85 | 146 |
83 | Ghana | 16380 | 15028 | 186614 | 23711 | 11.39 | 129 |
84 | Georgia | 15828 | 14626 | 204175 | 23320 | 12.9 | 155 |
85 | Puerto Rico | 15710 | 14981 | 336749 | 19170 | 21.44 | 197 |
86 | Armenia | 15450 | 15008 | 193973 | 35238 | 12.55 | 160 |
87 | Tanzania | 15388 | 14250 | 252685 | 37028 | 16.42 | 145 |
88 | Uganda | 15129 | 13839 | 262609 | 39485 | 17.36 | 156 |
89 | Cameroon | 14294 | 13438 | 162533 | 30129 | 11.37 | 113 |
90 | Ecuador | 13907 | 13087 | 151755 | 18976 | 10.91 | 137 |
91 | Azerbaijan | 12104 | 11840 | 70228 | 13052 | 5.8 | 87 |
92 | Nepal | 12053 | 10755 | 133542 | 15975 | 11.08 | 116 |
93 | Costa Rica | 11445 | 10710 | 209982 | 20332 | 18.35 | 164 |
94 | Macedonia | 10728 | 10211 | 84509 | 9178 | 7.88 | 97 |
95 | Uzbekistan | 10520 | 10267 | 64089 | 11119 | 6.09 | 83 |
96 | Bosnia and Herzegovina | 9503 | 9014 | 52008 | 6423 | 5.47 | 79 |
97 | Zimbabwe | 9291 | 8418 | 134308 | 14238 | 14.46 | 119 |
98 | Senegal | 8964 | 8367 | 106112 | 12488 | 11.84 | 111 |
99 | Macao | 8084 | 7650 | 60615 | 6740 | 7.5 | 82 |
100 | Sudan | 7950 | 7534 | 82452 | 7882 | 10.37 | 84 |
101 | Moldova | 7196 | 6989 | 66639 | 11094 | 9.26 | 97 |
102 | Syrian Arab Republic | 6834 | 6521 | 79441 | 7333 | 11.62 | 96 |
103 | Botswana | 6596 | 5872 | 78878 | 7394 | 11.96 | 94 |
104 | Malawi | 6516 | 5914 | 116730 | 14384 | 17.91 | 125 |
105 | Malta | 6400 | 5551 | 73147 | 5685 | 11.43 | 105 |
106 | Panama | 6349 | 5953 | 201296 | 17445 | 31.71 | 173 |
107 | Trinidad and Tobago | 6063 | 5416 | 61591 | 4431 | 10.16 | 88 |
108 | Burkina Faso | 6015 | 5756 | 83238 | 11659 | 13.84 | 98 |
109 | Palestine | 5927 | 5582 | 56058 | 6263 | 9.46 | 77 |
110 | Jamaica | 5912 | 5165 | 74096 | 6649 | 12.53 | 90 |
111 | Bahrain | 5827 | 5294 | 46307 | 3183 | 7.95 | 68 |
112 | Côte d’Ivoire | 5764 | 5493 | 76009 | 6960 | 13.19 | 104 |
113 | Zambia | 5414 | 4852 | 89445 | 9313 | 16.52 | 109 |
114 | Libya | 5114 | 4922 | 33856 | 1839 | 6.62 | 61 |
115 | Benin | 4842 | 4624 | 58051 | 8446 | 11.99 | 82 |
116 | Bolivia | 4289 | 4052 | 92724 | 6514 | 21.62 | 110 |
117 | Congo | 4256 | 3931 | 55733 | 5041 | 13.1 | 87 |
118 | Mongolia | 4239 | 4004 | 49416 | 5333 | 11.66 | 84 |
119 | Albania | 4106 | 3889 | 23592 | 2097 | 5.75 | 57 |
120 | Madagascar | 3935 | 3732 | 54639 | 8192 | 13.89 | 85 |
121 | Yemen | 3684 | 3570 | 31882 | 3188 | 8.65 | 62 |
122 | Brunei Darussalam | 3595 | 3165 | 27462 | 3030 | 7.64 | 62 |
123 | Cambodia | 3450 | 3104 | 56562 | 6297 | 16.39 | 91 |
124 | Montenegro | 3345 | 3184 | 15959 | 3198 | 4.77 | 45 |
125 | Mozambique | 3290 | 3016 | 62888 | 5045 | 19.11 | 89 |
126 | Fiji | 3232 | 2932 | 42982 | 3354 | 13.3 | 75 |
127 | Namibia | 3147 | 2833 | 42108 | 3750 | 13.38 | 84 |
128 | Mali | 3139 | 2962 | 53944 | 4963 | 17.19 | 88 |
129 | Mauritius | 2950 | 2684 | 28019 | 2436 | 9.5 | 68 |
130 | Guatemala | 2910 | 2666 | 43422 | 2696 | 14.92 | 83 |
131 | Papua New Guinea | 2680 | 2523 | 47796 | 4289 | 17.83 | 85 |
132 | Rwanda | 2607 | 2313 | 31810 | 2771 | 12.2 | 70 |
133 | New Caledonia | 2507 | 2403 | 54610 | 5827 | 21.78 | 90 |
134 | Gabon | 2465 | 2331 | 48848 | 4871 | 19.82 | 94 |
135 | Gambia | 2419 | 2248 | 85996 | 6155 | 35.55 | 113 |
136 | Laos | 2335 | 2170 | 32059 | 3919 | 13.73 | 73 |
137 | Myanmar | 2330 | 2145 | 23572 | 2054 | 10.12 | 64 |
138 | Paraguay | 2082 | 1930 | 28313 | 1790 | 13.6 | 76 |
139 | Kyrgyzstan | 2039 | 1913 | 18735 | 1658 | 9.19 | 55 |
140 | Barbados | 2031 | 1705 | 36303 | 1546 | 17.87 | 76 |
141 | Niger | 2008 | 1909 | 29365 | 2323 | 14.62 | 70 |
142 | Monaco | 1969 | 1790 | 42793 | 4211 | 21.73 | 89 |
143 | Togo | 1819 | 1703 | 13373 | 1095 | 7.35 | 47 |
144 | Guadeloupe | 1600 | 1491 | 22606 | 1473 | 14.13 | 60 |
145 | Nicaragua | 1597 | 1512 | 25650 | 1805 | 16.06 | 74 |
146 | Liechtenstein | 1590 | 1458 | 22807 | 1870 | 14.34 | 69 |
147 | French Polynesia | 1570 | 1462 | 31502 | 2895 | 20.06 | 75 |
148 | Tajikistan | 1526 | 1482 | 7407 | 1078 | 4.85 | 38 |
149 | El Salvador | 1470 | 1349 | 18163 | 855 | 12.36 | 56 |
150 | Dominican Republic | 1444 | 1353 | 19383 | 978 | 13.42 | 63 |
151 | Swaziland | 1418 | 1284 | 15449 | 618 | 10.89 | 54 |
152 | Grenada | 1370 | 1177 | 11112 | 514 | 8.11 | 43 |
153 | Honduras | 1252 | 1179 | 18532 | 778 | 14.8 | 58 |
154 | Greenland | 1212 | 1163 | 22857 | 2790 | 18.86 | 60 |
155 | Afghanistan | 1212 | 1052 | 16350 | 854 | 13.49 | 45 |
156 | French Guiana | 1159 | 1083 | 22709 | 1454 | 19.59 | 66 |
157 | Haïti | 1018 | 915 | 17620 | 1628 | 17.31 | 59 |
158 | Angola | 1005 | 954 | 9261 | 754 | 9.21 | 43 |
159 | Sierra Leone | 942 | 828 | 12528 | 1127 | 13.3 | 45 |
160 | Guam | 894 | 815 | 15731 | 662 | 17.6 | 61 |
161 | Guinea | 871 | 810 | 14079 | 784 | 16.16 | 56 |
162 | Democratic Republic Congo | 813 | 750 | 13350 | 367 | 16.42 | 57 |
163 | Martinique | 791 | 715 | 19806 | 277 | 25.04 | 46 |
164 | Bhutan | 777 | 696 | 6100 | 685 | 7.85 | 36 |
165 | Bermuda | 754 | 701 | 29552 | 1854 | 39.19 | 84 |
166 | North Korea | 746 | 741 | 12413 | 128 | 16.64 | 55 |
167 | Reunion | 703 | 652 | 10962 | 180 | 15.59 | 46 |
168 | Central African Republic | 690 | 643 | 10165 | 553 | 14.73 | 48 |
169 | Faroe Islands | 678 | 630 | 13877 | 1115 | 20.47 | 55 |
170 | Guyana | 619 | 555 | 6788 | 216 | 10.97 | 38 |
171 | Lesotho | 617 | 560 | 5834 | 266 | 9.46 | 34 |
172 | Mauritania | 609 | 574 | 6646 | 460 | 10.91 | 40 |
173 | Seychelles | 600 | 560 | 14322 | 955 | 23.87 | 55 |
174 | Guinea-Bissau | 584 | 536 | 12666 | 2484 | 21.69 | 56 |
175 | Eritrea | 561 | 532 | 7230 | 494 | 12.89 | 40 |
176 | Burundi | 555 | 513 | 5452 | 305 | 9.82 | 38 |
177 | Bahamas | 539 | 489 | 6684 | 592 | 12.4 | 43 |
178 | Saint Kitts and Nevis | 538 | 409 | 3705 | 198 | 6.89 | 28 |
179 | Chad | 495 | 473 | 7541 | 587 | 15.23 | 39 |
180 | Liberia | 466 | 387 | 4821 | 423 | 10.35 | 33 |
181 | Netherlands Antilles | 454 | 414 | 11915 | 222 | 26.24 | 52 |
182 | Solomon Islands | 438 | 403 | 6130 | 450 | 14 | 39 |
183 | Vanuatu | 407 | 385 | 4771 | 568 | 11.72 | 35 |
184 | Falkland Islands (Malvinas) | 407 | 384 | 6259 | 861 | 15.38 | 39 |
185 | Suriname | 406 | 378 | 4734 | 304 | 11.66 | 35 |
186 | Belize | 405 | 367 | 11441 | 278 | 28.25 | 48 |
187 | Dominica | 347 | 310 | 3452 | 164 | 9.95 | 31 |
188 | Turkmenistan | 346 | 334 | 3260 | 406 | 9.42 | 24 |
189 | Samoa | 317 | 294 | 4083 | 207 | 12.88 | 32 |
190 | Cape Verde | 284 | 277 | 2543 | 210 | 8.95 | 23 |
191 | Cayman Islands | 280 | 252 | 3068 | 89 | 10.96 | 29 |
192 | Maldives | 265 | 248 | 2910 | 176 | 10.98 | 26 |
193 | San Marino | 256 | 238 | 3378 | 127 | 13.2 | 27 |
194 | Djibouti | 238 | 224 | 1816 | 137 | 7.63 | 22 |
195 | Federated States of Micronesia | 235 | 218 | 5349 | 202 | 22.76 | 33 |
196 | Virgin Islands (U.S.) | 221 | 210 | 4035 | 82 | 18.26 | 34 |
197 | Andorra | 219 | 194 | 2745 | 81 | 12.53 | 25 |
198 | Timor-Leste | 200 | 168 | 1218 | 109 | 6.09 | 18 |
199 | Equatorial Guinea | 194 | 187 | 2481 | 234 | 12.79 | 24 |
200 | Palau | 193 | 181 | 3318 | 203 | 17.19 | 33 |
201 | American Samoa | 185 | 173 | 2948 | 121 | 15.94 | 25 |
202 | Somalia | 180 | 151 | 1501 | 64 | 8.34 | 21 |
203 | Antigua and Barbuda | 154 | 140 | 903 | 30 | 5.86 | 16 |
204 | Virgin Islands (British) | 148 | 129 | 2717 | 61 | 18.36 | 25 |
205 | Tonga | 142 | 134 | 2466 | 88 | 17.37 | 25 |
206 | Aruba | 141 | 102 | 1075 | 11 | 7.62 | 16 |
207 | Saint Lucia | 139 | 116 | 3916 | 16 | 28.17 | 24 |
208 | Gibraltar | 137 | 118 | 2822 | 181 | 20.6 | 25 |
209 | Comoros | 134 | 117 | 1405 | 89 | 10.49 | 15 |
210 | Montserrat | 114 | 111 | 3054 | 285 | 26.79 | 31 |
211 | Marshall Islands | 95 | 87 | 1183 | 32 | 12.45 | 20 |
212 | Saint Vincent and the Grenadines | 88 | 79 | 1339 | 15 | 15.22 | 18 |
213 | Northern Mariana Islands | 85 | 83 | 993 | 40 | 11.68 | 16 |
214 | Mayotte | 83 | 80 | 561 | 23 | 6.76 | 12 |
215 | Cook Islands | 83 | 77 | 1012 | 70 | 12.19 | 16 |
216 | Anguilla | 65 | 59 | 1532 | 32 | 23.57 | 14 |
217 | Kiribati | 64 | 60 | 463 | 3 | 7.23 | 11 |
218 | Sao Tome and Principe | 64 | 61 | 986 | 71 | 15.41 | 19 |
219 | Turks and Caicos Islands | 63 | 61 | 725 | 36 | 11.51 | 16 |
220 | Vatican City State | 44 | 30 | 226 | 7 | 5.14 | 8 |
221 | Saint Helena | 37 | 37 | 192 | 1 | 5.19 | 7 |
222 | United States Minor Outlying Islands | 31 | 30 | 861 | 0 | 27.77 | 12 |
223 | Tuvalu | 30 | 29 | 468 | 5 | 15.6 | 10 |
224 | Svalbard and Jan Mayen | 27 | 24 | 387 | 3 | 14.33 | 10 |
225 | Nauru | 25 | 24 | 251 | 7 | 10.04 | 8 |
226 | Norfolk Island | 24 | 23 | 225 | 0 | 9.38 | 10 |
227 | British Indian Ocean Territory | 23 | 20 | 348 | 0 | 15.13 | 8 |
228 | Niue | 18 | 15 | 48 | 0 | 2.67 | 4 |
229 | Wallis and Futuna | 16 | 14 | 82 | 5 | 5.13 | 5 |
230 | Cocos (Keeling) Islands | 14 | 14 | 207 | 0 | 14.79 | 6 |
231 | South Georgia and the South Sandwich Islands | 12 | 9 | 58 | 0 | 4.83 | 4 |
232 | Western Sahara | 11 | 9 | 36 | 0 | 3.27 | 4 |
233 | Christmas Island | 8 | 8 | 58 | 0 | 7.25 | 4 |
234 | Tokelau | 6 | 5 | 48 | 0 | 8 | 1 |
235 | French Southern Territories | 6 | 6 | 127 | 0 | 21.17 | 5 |
236 | Saint Pierre and Miquelon | 5 | 4 | 8 | 0 | 1.6 | 1 |
237 | Bouvet Island | 3 | 2 | 31 | 0 | 10.33 | 2 |
238 | Pitcairn | 3 | 1 | 11 | 0 | 3.67 | 2 |
239 | Heard Island and McDonald Islands | 2 | 2 | 8 | 0 | 4 | 1 |