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 2011
Rank | Country | Documents | Citable documents | Citations | Self-citations | Citations per document | H index |
---|---|---|---|---|---|---|---|
1 | United States | 607071 | 525792 | 9858617 | 4615419 | 16.24 | 1965 |
2 | China | 387798 | 382549 | 2988360 | 1698818 | 7.71 | 655 |
3 | United Kingdom | 174107 | 144063 | 2753683 | 684104 | 15.82 | 1213 |
4 | Germany | 153858 | 140809 | 2392610 | 645329 | 15.55 | 1059 |
5 | Japan | 129281 | 122826 | 1393898 | 380667 | 10.78 | 871 |
6 | France | 109600 | 101085 | 1616424 | 367311 | 14.75 | 966 |
7 | India | 96999 | 90769 | 759544 | 266217 | 7.83 | 478 |
8 | Canada | 91960 | 81641 | 1530758 | 289218 | 16.65 | 963 |
9 | Italy | 88143 | 79798 | 1316334 | 340763 | 14.93 | 839 |
10 | Spain | 78406 | 71457 | 1113008 | 261425 | 14.2 | 723 |
11 | Australia | 73506 | 64600 | 1161105 | 273227 | 15.8 | 795 |
12 | South Korea | 66175 | 64084 | 768480 | 170871 | 11.61 | 536 |
13 | Brazil | 54518 | 51554 | 479880 | 170397 | 8.8 | 461 |
14 | Netherlands | 51127 | 45502 | 1045248 | 180378 | 20.44 | 835 |
15 | Russian Federation | 43381 | 41949 | 256228 | 93525 | 5.91 | 467 |
16 | Taiwan | 43210 | 41634 | 441412 | 93995 | 10.22 | 406 |
17 | Iran | 39441 | 38455 | 294573 | 108730 | 7.47 | 234 |
18 | Switzerland | 37479 | 34051 | 809463 | 116702 | 21.6 | 818 |
19 | Turkey | 34644 | 32647 | 265025 | 65429 | 7.65 | 339 |
20 | Poland | 32383 | 31166 | 285755 | 78194 | 8.82 | 445 |
21 | Sweden | 32099 | 29351 | 603240 | 98393 | 18.79 | 735 |
22 | Belgium | 28466 | 25835 | 517832 | 77675 | 18.19 | 661 |
23 | Austria | 20917 | 19071 | 343318 | 48539 | 16.41 | 540 |
24 | Malaysia | 20751 | 20109 | 149650 | 44571 | 7.21 | 224 |
25 | Denmark | 20246 | 18298 | 415608 | 68895 | 20.53 | 619 |
26 | Greece | 18213 | 16336 | 220773 | 35290 | 12.12 | 402 |
27 | Israel | 18195 | 16316 | 307056 | 42160 | 16.88 | 584 |
28 | Czech Republic | 18174 | 17339 | 177063 | 42971 | 9.74 | 367 |
29 | Portugal | 18173 | 16845 | 233455 | 45867 | 12.85 | 379 |
30 | Mexico | 17072 | 16022 | 162354 | 32192 | 9.51 | 352 |
31 | Norway | 17045 | 15155 | 285869 | 45226 | 16.77 | 491 |
32 | Finland | 16903 | 15610 | 275858 | 46774 | 16.32 | 533 |
33 | Singapore | 16518 | 15059 | 298096 | 38336 | 18.05 | 454 |
34 | Hong Kong | 14387 | 13239 | 221975 | 28834 | 15.43 | 447 |
35 | South Africa | 14188 | 12876 | 164971 | 38580 | 11.63 | 361 |
36 | Romania | 13384 | 13030 | 77118 | 19658 | 5.76 | 201 |
37 | New Zealand | 13351 | 11799 | 187576 | 29989 | 14.05 | 428 |
38 | Ireland | 12660 | 11142 | 202493 | 24956 | 15.99 | 414 |
39 | Argentina | 11575 | 10699 | 135217 | 26865 | 11.68 | 337 |
40 | Egypt | 11146 | 10749 | 101573 | 19957 | 9.11 | 213 |
41 | Thailand | 10715 | 10107 | 107193 | 17841 | 10 | 269 |
42 | Hungary | 9843 | 9204 | 110963 | 18527 | 11.27 | 363 |
43 | Saudi Arabia | 9484 | 9097 | 114940 | 18889 | 12.12 | 241 |
44 | Pakistan | 9150 | 8789 | 69199 | 19029 | 7.56 | 197 |
45 | Ukraine | 8286 | 8026 | 53286 | 13222 | 6.43 | 211 |
46 | Chile | 7800 | 7442 | 96558 | 19870 | 12.38 | 291 |
47 | Croatia | 6578 | 6324 | 51392 | 9079 | 7.81 | 221 |
48 | Serbia | 6422 | 6154 | 49704 | 12521 | 7.74 | 149 |
49 | Nigeria | 5903 | 5670 | 31094 | 5831 | 5.27 | 153 |
50 | Slovenia | 5621 | 5354 | 56780 | 10353 | 10.1 | 231 |
51 | Slovakia | 5573 | 5350 | 43127 | 9615 | 7.74 | 222 |
52 | Colombia | 5511 | 5209 | 50234 | 8281 | 9.12 | 216 |
53 | Tunisia | 5311 | 5070 | 38345 | 7933 | 7.22 | 144 |
54 | Bulgaria | 3782 | 3573 | 31529 | 4980 | 8.34 | 205 |
55 | Algeria | 3596 | 3550 | 20843 | 4767 | 5.8 | 125 |
56 | Indonesia | 3324 | 3143 | 25840 | 3910 | 7.77 | 175 |
57 | Lithuania | 3153 | 3073 | 24174 | 5543 | 7.67 | 165 |
58 | Morocco | 2998 | 2822 | 20115 | 4185 | 6.71 | 151 |
59 | United Arab Emirates | 2742 | 2553 | 25313 | 2696 | 9.23 | 153 |
60 | Bangladesh | 2530 | 2414 | 20163 | 4353 | 7.97 | 154 |
61 | Jordan | 2464 | 2394 | 16417 | 2287 | 6.66 | 130 |
62 | Viet Nam | 2387 | 2281 | 24630 | 4114 | 10.32 | 167 |
63 | Estonia | 2314 | 2170 | 33251 | 5929 | 14.37 | 215 |
64 | Cuba | 2243 | 2141 | 12154 | 1963 | 5.42 | 145 |
65 | Venezuela | 1962 | 1860 | 13088 | 1538 | 6.67 | 181 |
66 | Kenya | 1942 | 1753 | 32428 | 4939 | 16.7 | 201 |
67 | Belarus | 1712 | 1669 | 12102 | 2628 | 7.07 | 146 |
68 | Latvia | 1650 | 1594 | 9015 | 1946 | 5.46 | 129 |
69 | Philippines | 1607 | 1496 | 21984 | 2354 | 13.68 | 189 |
70 | Lebanon | 1581 | 1481 | 16039 | 1696 | 10.14 | 157 |
71 | Cyprus | 1568 | 1453 | 18963 | 2755 | 12.09 | 151 |
72 | Kuwait | 1256 | 1173 | 10050 | 963 | 8 | 123 |
73 | Luxembourg | 1248 | 1142 | 16992 | 2133 | 13.62 | 136 |
74 | Iceland | 1244 | 1117 | 29162 | 2731 | 23.44 | 251 |
75 | Peru | 1233 | 1116 | 20022 | 1868 | 16.24 | 179 |
76 | Iraq | 1104 | 1038 | 5095 | 769 | 4.62 | 71 |
77 | Oman | 1101 | 1017 | 8628 | 1201 | 7.84 | 105 |
78 | Uruguay | 1090 | 1015 | 14006 | 2063 | 12.85 | 150 |
79 | Uganda | 1057 | 964 | 16773 | 2797 | 15.87 | 145 |
80 | Ethiopia | 1053 | 1001 | 10288 | 2428 | 9.77 | 115 |
81 | Armenia | 1022 | 978 | 10795 | 2199 | 10.56 | 150 |
82 | Ghana | 964 | 886 | 9367 | 1362 | 9.72 | 119 |
83 | Qatar | 963 | 916 | 10489 | 1444 | 10.89 | 105 |
84 | Georgia | 955 | 803 | 9503 | 1581 | 9.95 | 135 |
85 | Sri Lanka | 951 | 864 | 7651 | 988 | 8.05 | 135 |
86 | Tanzania | 949 | 887 | 15790 | 2280 | 16.64 | 136 |
87 | Puerto Rico | 945 | 903 | 16316 | 830 | 17.27 | 184 |
88 | Azerbaijan | 923 | 889 | 4676 | 799 | 5.07 | 76 |
89 | Cameroon | 875 | 819 | 8671 | 1660 | 9.91 | 106 |
90 | Bosnia and Herzegovina | 825 | 778 | 3403 | 394 | 4.12 | 71 |
91 | Macedonia | 702 | 663 | 3817 | 534 | 5.44 | 91 |
92 | Nepal | 682 | 623 | 6023 | 895 | 8.83 | 106 |
93 | Costa Rica | 640 | 585 | 8871 | 943 | 13.86 | 152 |
94 | Uzbekistan | 591 | 563 | 2840 | 599 | 4.81 | 77 |
95 | Sudan | 581 | 553 | 3919 | 496 | 6.75 | 78 |
96 | Kazakhstan | 575 | 549 | 2393 | 618 | 4.16 | 75 |
97 | Senegal | 571 | 534 | 5679 | 813 | 9.95 | 106 |
98 | Syrian Arab Republic | 493 | 468 | 3804 | 439 | 7.72 | 89 |
99 | Ecuador | 485 | 447 | 6695 | 755 | 13.8 | 126 |
100 | Trinidad and Tobago | 442 | 393 | 3090 | 227 | 6.99 | 84 |
101 | Botswana | 434 | 359 | 7213 | 463 | 16.62 | 89 |
102 | Malawi | 414 | 379 | 9687 | 992 | 23.4 | 117 |
103 | Macao | 393 | 357 | 2501 | 454 | 6.36 | 73 |
104 | Palestine | 390 | 370 | 2543 | 327 | 6.52 | 69 |
105 | Panama | 389 | 360 | 9574 | 1003 | 24.61 | 162 |
106 | Burkina Faso | 388 | 368 | 5218 | 843 | 13.45 | 91 |
107 | Moldova | 376 | 363 | 2647 | 619 | 7.04 | 90 |
108 | Zimbabwe | 367 | 346 | 8339 | 829 | 22.72 | 111 |
109 | Côte d’Ivoire | 363 | 342 | 2978 | 298 | 8.2 | 99 |
110 | Malta | 357 | 315 | 3711 | 357 | 10.39 | 93 |
111 | Jamaica | 350 | 295 | 3919 | 299 | 11.2 | 83 |
112 | Bahrain | 349 | 322 | 1974 | 256 | 5.66 | 61 |
113 | Benin | 308 | 291 | 3206 | 611 | 10.41 | 73 |
114 | Zambia | 306 | 282 | 6481 | 656 | 21.18 | 102 |
115 | Albania | 288 | 271 | 1154 | 120 | 4.01 | 53 |
116 | Libya | 285 | 273 | 1444 | 86 | 5.07 | 57 |
117 | Yemen | 267 | 261 | 2207 | 312 | 8.27 | 58 |
118 | Mongolia | 259 | 243 | 2041 | 287 | 7.88 | 78 |
119 | Congo | 259 | 243 | 3242 | 395 | 12.52 | 81 |
120 | Bolivia | 251 | 237 | 3580 | 353 | 14.26 | 103 |
121 | Madagascar | 249 | 234 | 3342 | 448 | 13.42 | 81 |
122 | Montenegro | 236 | 232 | 1358 | 273 | 5.75 | 40 |
123 | Mozambique | 225 | 210 | 4396 | 484 | 19.54 | 81 |
124 | Cambodia | 221 | 190 | 3714 | 446 | 16.81 | 86 |
125 | Mali | 209 | 198 | 3100 | 312 | 14.83 | 82 |
126 | Brunei Darussalam | 170 | 132 | 1049 | 144 | 6.17 | 57 |
127 | Gabon | 167 | 156 | 3313 | 283 | 19.84 | 89 |
128 | Myanmar | 166 | 158 | 921 | 61 | 5.55 | 58 |
129 | Rwanda | 163 | 148 | 2561 | 232 | 15.71 | 62 |
130 | Fiji | 163 | 148 | 1607 | 210 | 9.86 | 67 |
131 | Laos | 156 | 147 | 1792 | 291 | 11.49 | 67 |
132 | Namibia | 152 | 146 | 2084 | 134 | 13.71 | 79 |
133 | Guatemala | 143 | 131 | 1647 | 158 | 11.52 | 78 |
134 | Mauritius | 138 | 125 | 1612 | 117 | 11.68 | 61 |
135 | Papua New Guinea | 131 | 123 | 1802 | 244 | 13.76 | 79 |
136 | Barbados | 123 | 94 | 1620 | 77 | 13.17 | 71 |
137 | Paraguay | 122 | 116 | 1403 | 107 | 11.5 | 69 |
138 | Monaco | 114 | 104 | 2725 | 265 | 23.9 | 85 |
139 | Niger | 111 | 107 | 1547 | 122 | 13.94 | 64 |
140 | Swaziland | 111 | 99 | 1382 | 26 | 12.45 | 51 |
141 | Nicaragua | 110 | 98 | 1642 | 103 | 14.93 | 70 |
142 | El Salvador | 108 | 100 | 1649 | 75 | 15.27 | 51 |
143 | Kyrgyzstan | 104 | 100 | 649 | 122 | 6.24 | 51 |
144 | New Caledonia | 104 | 97 | 1910 | 188 | 18.37 | 82 |
145 | Togo | 102 | 99 | 775 | 103 | 7.6 | 42 |
146 | Liechtenstein | 101 | 93 | 1068 | 104 | 10.57 | 64 |
147 | Afghanistan | 100 | 85 | 647 | 68 | 6.47 | 40 |
148 | Gambia | 98 | 93 | 2154 | 217 | 21.98 | 107 |
149 | Grenada | 86 | 78 | 896 | 38 | 10.42 | 40 |
150 | Tajikistan | 84 | 82 | 351 | 59 | 4.18 | 34 |
151 | French Polynesia | 83 | 79 | 1276 | 141 | 15.37 | 69 |
152 | Dominican Republic | 81 | 74 | 1088 | 46 | 13.43 | 58 |
153 | Greenland | 81 | 77 | 1580 | 297 | 19.51 | 56 |
154 | Honduras | 74 | 69 | 1174 | 51 | 15.86 | 55 |
155 | Guadeloupe | 68 | 64 | 442 | 41 | 6.5 | 57 |
156 | Haïti | 68 | 65 | 1235 | 141 | 18.16 | 55 |
157 | Guam | 68 | 62 | 571 | 37 | 8.4 | 58 |
158 | French Guiana | 59 | 52 | 960 | 97 | 16.27 | 63 |
159 | Angola | 52 | 51 | 384 | 54 | 7.38 | 38 |
160 | Bhutan | 52 | 48 | 417 | 90 | 8.02 | 32 |
161 | North Korea | 44 | 42 | 213 | 4 | 4.84 | 85 |
162 | Democratic Republic Congo | 44 | 42 | 728 | 12 | 16.55 | 49 |
163 | Sierra Leone | 42 | 38 | 378 | 61 | 9 | 40 |
164 | Bermuda | 42 | 39 | 786 | 57 | 18.71 | 78 |
165 | Martinique | 41 | 36 | 315 | 20 | 7.68 | 43 |
166 | Seychelles | 39 | 35 | 819 | 83 | 21 | 52 |
167 | Faroe Islands | 39 | 36 | 819 | 34 | 21 | 52 |
168 | Guinea | 38 | 34 | 302 | 33 | 7.95 | 51 |
169 | Central African Republic | 36 | 35 | 354 | 14 | 9.83 | 44 |
170 | Eritrea | 36 | 35 | 306 | 6 | 8.5 | 39 |
171 | Cayman Islands | 35 | 33 | 250 | 4 | 7.14 | 25 |
172 | Mauritania | 35 | 34 | 309 | 47 | 8.83 | 38 |
173 | Lesotho | 34 | 33 | 274 | 29 | 8.06 | 31 |
174 | Guinea-Bissau | 33 | 29 | 543 | 127 | 16.45 | 54 |
175 | Reunion | 33 | 30 | 334 | 3 | 10.12 | 43 |
176 | Turkmenistan | 33 | 32 | 172 | 67 | 5.21 | 23 |
177 | Bahamas | 33 | 30 | 489 | 47 | 14.82 | 38 |
178 | Burundi | 30 | 29 | 340 | 19 | 11.33 | 35 |
179 | Chad | 29 | 28 | 270 | 14 | 9.31 | 36 |
180 | Vanuatu | 27 | 25 | 451 | 54 | 16.7 | 33 |
181 | Liberia | 26 | 22 | 275 | 30 | 10.58 | 28 |
182 | Belize | 26 | 20 | 269 | 7 | 10.35 | 45 |
183 | Guyana | 25 | 23 | 149 | 2 | 5.96 | 36 |
184 | Dominica | 25 | 20 | 230 | 2 | 9.2 | 27 |
185 | Solomon Islands | 23 | 23 | 435 | 36 | 18.91 | 36 |
186 | Samoa | 22 | 21 | 242 | 12 | 11 | 30 |
187 | Netherlands Antilles | 22 | 18 | 161 | 4 | 7.32 | 49 |
188 | Falkland Islands (Malvinas) | 19 | 18 | 252 | 17 | 13.26 | 36 |
189 | Aruba | 17 | 9 | 89 | 0 | 5.24 | 14 |
190 | Maldives | 17 | 17 | 179 | 7 | 10.53 | 24 |
191 | Virgin Islands (British) | 16 | 15 | 379 | 11 | 23.69 | 24 |
192 | Djibouti | 15 | 14 | 138 | 19 | 9.2 | 20 |
193 | Saint Kitts and Nevis | 15 | 14 | 78 | 12 | 5.2 | 25 |
194 | Comoros | 14 | 11 | 131 | 12 | 9.36 | 15 |
195 | Tonga | 12 | 12 | 103 | 9 | 8.58 | 24 |
196 | Suriname | 12 | 12 | 188 | 10 | 15.67 | 32 |
197 | Saint Lucia | 12 | 9 | 72 | 0 | 6 | 20 |
198 | San Marino | 11 | 10 | 86 | 8 | 7.82 | 26 |
199 | Mayotte | 11 | 11 | 80 | 2 | 7.27 | 11 |
200 | Equatorial Guinea | 10 | 8 | 275 | 21 | 27.5 | 23 |
201 | Somalia | 10 | 7 | 46 | 6 | 4.6 | 18 |
202 | Andorra | 9 | 5 | 66 | 2 | 7.33 | 22 |
203 | Gibraltar | 9 | 7 | 155 | 17 | 17.22 | 24 |
204 | Cook Islands | 8 | 8 | 134 | 22 | 16.75 | 15 |
205 | Antigua and Barbuda | 7 | 4 | 42 | 2 | 6 | 15 |
206 | Federated States of Micronesia | 7 | 7 | 17 | 8 | 2.43 | 27 |
207 | American Samoa | 7 | 7 | 37 | 3 | 5.29 | 24 |
208 | Palau | 7 | 7 | 63 | 11 | 9 | 30 |
209 | Cape Verde | 6 | 6 | 7 | 0 | 1.17 | 20 |
210 | Timor-Leste | 5 | 4 | 52 | 4 | 10.4 | 16 |
211 | Marshall Islands | 5 | 5 | 24 | 0 | 4.8 | 19 |
212 | Vatican City State | 5 | 5 | 89 | 2 | 17.8 | 7 |
213 | Virgin Islands (U.S.) | 5 | 5 | 19 | 0 | 3.8 | 33 |
214 | Montserrat | 4 | 4 | 86 | 0 | 21.5 | 29 |
215 | Nauru | 3 | 3 | 72 | 0 | 24 | 8 |
216 | Saint Vincent and the Grenadines | 3 | 2 | 3 | 0 | 1 | 15 |
217 | Anguilla | 3 | 2 | 7 | 0 | 2.33 | 10 |
218 | Wallis and Futuna | 3 | 2 | 12 | 0 | 4 | 5 |
219 | Turks and Caicos Islands | 2 | 2 | 7 | 0 | 3.5 | 15 |
220 | Northern Mariana Islands | 2 | 2 | 4 | 0 | 2 | 15 |
221 | Cocos (Keeling) Islands | 1 | 1 | 14 | 0 | 14 | 5 |
222 | Heard Island and McDonald Islands | 1 | 1 | 7 | 0 | 7 | 1 |
223 | Norfolk Island | 1 | 1 | 7 | 0 | 7 | 9 |
224 | Saint Pierre and Miquelon | 1 | 1 | 6 | 0 | 6 | 1 |
225 | Svalbard and Jan Mayen | 1 | 1 | 10 | 0 | 10 | 9 |
226 | Saint Helena | 1 | 1 | 6 | 0 | 6 | 6 |
227 | British Indian Ocean Territory | 1 | 1 | 13 | 0 | 13 | 8 |