Lev1: SPENT CATALYST//STONE COAL//NI MO ORE - 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 | 81 | 77 | 118 | 153 | 317 | 746 |
| 2 | China | 7 | 5 | 10 | 44 | 146 | 212 |
| 3 | India | 11 | 16 | 10 | 14 | 29 | 80 |
| 4 | Korea, Republic of | 1 | 1 | 2 | 16 | 46 | 66 |
| 5 | Russian Federation | 2 | 9 | 13 | 17 | 10 | 51 |
| 6 | Iran, Islamic Republic of | . | 1 | 5 | 6 | 35 | 47 |
| 7 | Japan | 13 | 12 | 8 | 4 | 5 | 42 |
| 8 | Canada | 2 | 3 | 8 | 2 | 8 | 23 |
| 9 | United States | 9 | . | 4 | 3 | 4 | 20 |
| 10 | Brazil | 2 | 2 | 5 | 6 | 4 | 19 |
| 11 | Turkey | 2 | 2 | 2 | 4 | 9 | 19 |
| 12 | Kuwait | 4 | 1 | 2 | 8 | 3 | 18 |
| 13 | Australia | . | . | 1 | 10 | 6 | 17 |
| 14 | Egypt | 2 | 1 | 4 | 3 | 5 | 15 |
| 15 | France | 5 | 2 | 3 | 2 | 3 | 15 |
| 16 | Spain | 3 | 2 | 8 | 1 | 1 | 15 |
| 17 | Poland | 1 | . | 2 | 7 | 2 | 12 |
| 18 | Italy | . | . | 5 | 2 | 4 | 11 |
| 19 | United Kingdom | 6 | 1 | 2 | 1 | 1 | 11 |
| 20 | Portugal | 1 | 2 | 2 | 1 | 4 | 10 |
| 21 | Czech Republic | 1 | 2 | 4 | 1 | . | 8 |
| 22 | Kazakhstan | . | . | 3 | 1 | 4 | 8 |
| 23 | Singapore | . | . | 2 | 3 | 2 | 7 |
| 24 | Taiwan | . | 2 | 2 | 2 | 1 | 7 |
| 25 | Germany | . | 1 | 4 | 1 | . | 6 |
| 26 | Greece | 1 | 3 | 1 | 1 | . | 6 |
| 27 | South Africa | 2 | 2 | 2 | . | . | 6 |
| 28 | Chile | . | 3 | 1 | . | 1 | 5 |
| 29 | Mexico | . | 1 | 1 | 2 | 1 | 5 |
| 30 | Argentina | . | 1 | 1 | 1 | 1 | 4 |
| 31 | Bangladesh | . | . | . | . | 4 | 4 |
| 32 | Syrian Arab Republic | . | . | . | 2 | 2 | 4 |
| 33 | USSR | 4 | . | . | . | . | 4 |
| 34 | Algeria | . | . | 2 | . | 1 | 3 |
| 35 | Saudi Arabia | . | . | . | . | 3 | 3 |
| 36 | Belgium | . | 1 | 1 | . | . | 2 |
| 37 | Finland | . | 1 | . | . | 1 | 2 |
| 38 | Malaysia | . | . | . | 1 | 1 | 2 |
| 39 | Nigeria | . | . | . | . | 2 | 2 |
| 40 | Romania | 1 | . | . | . | 1 | 2 |
| 41 | Sweden | . | . | 1 | 1 | . | 2 |
| 42 | Austria | . | . | 1 | . | . | 1 |
| 43 | Bulgaria | . | . | . | . | 1 | 1 |
| 44 | Jordan | . | . | . | . | 1 | 1 |
| 45 | Mongolia | . | . | . | 1 | . | 1 |
| 46 | Netherlands | . | . | 1 | . | . | 1 |
| 47 | New Zealand | . | . | . | 1 | . | 1 |
| 48 | Pakistan | 1 | . | . | . | . | 1 |
| 49 | Serbia Montenegro | . | . | 1 | . | . | 1 |
| 50 | Ukraine | . | . | . | 1 | . | 1 |
| 51 | Uzbekistan | . | . | 1 | . | . | 1 |
| 52 | Yugoslavia | 1 | . | . | . | . | 1 |
Number of publications, full counts |