Lev1: TOTAL MINING SYSTEM//BLACK SHALE ORE//CHEM BIOL ENVIRONM - 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 | 33 | 26 | 4 | 12 | 18 | 93 |
2 | Canada | 14 | 10 | 2 | 1 | 2 | 29 |
3 | United States | 7 | 5 | 1 | 3 | 1 | 17 |
4 | Germany | 1 | 3 | . | 3 | . | 7 |
5 | Poland | . | 1 | . | . | 5 | 6 |
6 | China | 1 | 1 | . | 1 | 1 | 4 |
7 | Japan | 3 | . | . | . | 1 | 4 |
8 | Australia | . | 3 | . | . | . | 3 |
9 | Russian Federation | . | . | . | 1 | 2 | 3 |
10 | France | . | 1 | . | 1 | . | 2 |
11 | India | 1 | . | . | . | 1 | 2 |
12 | Pakistan | . | . | . | . | 2 | 2 |
13 | Spain | . | . | . | 1 | 1 | 2 |
14 | Turkey | . | 1 | . | . | 1 | 2 |
15 | Brazil | . | . | 1 | . | . | 1 |
16 | Chile | . | . | . | 1 | . | 1 |
17 | Egypt | 1 | . | . | . | . | 1 |
18 | Jordan | 1 | . | . | . | . | 1 |
19 | Korea, Republic of | . | . | . | . | 1 | 1 |
20 | Malaysia | . | . | . | . | 1 | 1 |
21 | Mexico | . | 1 | . | . | . | 1 |
22 | Netherlands | . | . | . | . | 1 | 1 |
23 | Sweden | . | . | . | . | 1 | 1 |
24 | Switzerland | . | . | . | . | 1 | 1 |
25 | United Kingdom | . | . | . | 1 | . | 1 |
Number of publications, full counts |