Lev2: CLAYS AND CLAY MINERALS//CLAY MINERALS//MONTMORILLONITE - Statistics for Countries |
Statistics per Country |
Number of publications, full counts |
| Obs | Country | 1990-1994 | 1995-1999 | 2000-2004 | 2005-2009 | 2010-2014 | All years |
|---|---|---|---|---|---|---|---|
| 1 | All countries | 450 | 541 | 537 | 490 | 547 | 2565 |
| 2 | United States | 133 | 131 | 89 | 59 | 77 | 489 |
| 3 | France | 84 | 112 | 83 | 78 | 68 | 425 |
| 4 | Spain | 28 | 49 | 83 | 67 | 44 | 271 |
| 5 | Australia | 22 | 54 | 63 | 23 | 56 | 218 |
| 6 | China | 3 | 6 | 31 | 40 | 104 | 184 |
| 7 | United Kingdom | 50 | 32 | 32 | 27 | 33 | 174 |
| 8 | Japan | 36 | 37 | 37 | 33 | 23 | 166 |
| 9 | Russian Federation | 5 | 32 | 36 | 44 | 29 | 146 |
| 10 | Germany | 19 | 21 | 25 | 33 | 33 | 131 |
| 11 | Italy | 12 | 24 | 28 | 38 | 18 | 120 |
| 12 | Canada | 35 | 23 | 12 | 27 | 18 | 115 |
| 13 | Hungary | 5 | 32 | 41 | 11 | 13 | 102 |
| 14 | Poland | 11 | 19 | 16 | 18 | 26 | 90 |
| 15 | Brazil | 2 | 8 | 16 | 34 | 24 | 84 |
| 16 | Switzerland | 10 | 29 | 20 | 8 | 11 | 78 |
| 17 | Turkey | . | 4 | 10 | 19 | 29 | 62 |
| 18 | Slovak Republic | . | 15 | 15 | 10 | 10 | 50 |
| 19 | Israel | 13 | 13 | 10 | 6 | 3 | 45 |
| 20 | India | 3 | 6 | 9 | 11 | 10 | 39 |
| 21 | Czech Republic | . | 4 | 5 | 13 | 15 | 37 |
| 22 | Korea, Republic of | 1 | 6 | 12 | 7 | 8 | 34 |
| 23 | Austria | 3 | 4 | 11 | 5 | 10 | 33 |
| 24 | New Zealand | 7 | 6 | 12 | 3 | 5 | 33 |
| 25 | Argentina | 4 | 2 | 4 | 10 | 12 | 32 |
| 26 | Greece | 3 | 8 | 7 | 9 | 4 | 31 |
| 27 | Denmark | 5 | 6 | 7 | 2 | . | 20 |
| 28 | Chile | . | 2 | 12 | 2 | 3 | 19 |
| 29 | Sweden | 3 | 8 | 4 | . | 4 | 19 |
| 30 | Tunisia | . | 7 | 5 | 4 | 3 | 19 |
| 31 | Egypt | 1 | 1 | 2 | 6 | 8 | 18 |
| 32 | Norway | 5 | 7 | 4 | . | 2 | 18 |
| 33 | Belgium | 4 | 3 | 2 | 4 | 4 | 17 |
| 34 | Mexico | 1 | 1 | 4 | 4 | 6 | 16 |
| 35 | Cameroon | . | . | 1 | 12 | 2 | 15 |
| 36 | South Africa | 5 | 3 | 1 | 3 | 3 | 15 |
| 37 | Portugal | . | 2 | 2 | 6 | 2 | 12 |
| 38 | Morocco | 1 | 6 | 1 | 2 | 1 | 11 |
| 39 | Republic of Serbia | . | . | . | 1 | 10 | 11 |
| 40 | Saudi Arabia | . | . | . | 3 | 7 | 10 |
| 41 | Taiwan | 1 | 3 | 3 | 2 | 1 | 10 |
| 42 | Estonia | 1 | 1 | 1 | 4 | 2 | 9 |
| 43 | Netherlands | 2 | 2 | 3 | . | 2 | 9 |
| 44 | Mongolia | . | . | 7 | 1 | . | 8 |
| 45 | Czechoslovakia | 7 | . | . | . | . | 7 |
| 46 | Malaysia | . | . | . | . | 6 | 6 |
| 47 | Thailand | . | . | . | 2 | 4 | 6 |
| 48 | Bulgaria | . | 1 | 2 | 1 | 1 | 5 |
| 49 | Croatia | . | 2 | . | 1 | 2 | 5 |
| 50 | Finland | 1 | . | . | 1 | 3 | 5 |
| 51 | USSR | 5 | . | . | . | . | 5 |
| 52 | Ukraine | 1 | 1 | 1 | 1 | 1 | 5 |
Number of publications, full counts |