Lev1: IRON PLAQUE//PTERIS VITTATA//CHINESE BRAKE FERN - 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 | 57 | 66 | 165 | 430 | 672 | 1390 |
2 | China | 2 | 4 | 14 | 113 | 168 | 301 |
3 | United States | 13 | 24 | 57 | 100 | 107 | 301 |
4 | United Kingdom | 15 | 6 | 33 | 80 | 79 | 213 |
5 | India | 2 | 4 | 6 | 39 | 120 | 171 |
6 | Japan | 7 | 1 | 10 | 50 | 38 | 106 |
7 | Bangladesh | 1 | . | 4 | 49 | 46 | 100 |
8 | Australia | 2 | 4 | 15 | 34 | 43 | 98 |
9 | Spain | 1 | 14 | 9 | 31 | 43 | 98 |
10 | Brazil | 1 | . | 2 | 11 | 32 | 46 |
11 | Germany | . | 2 | 8 | 15 | 17 | 42 |
12 | Italy | . | . | 5 | 6 | 30 | 41 |
13 | Korea, Republic of | . | . | . | 7 | 27 | 34 |
14 | Canada | 10 | 3 | 4 | 5 | 11 | 33 |
15 | Taiwan | . | 1 | 2 | 1 | 14 | 18 |
16 | Switzerland | . | . | . | 5 | 12 | 17 |
17 | Sweden | . | . | 1 | 4 | 11 | 16 |
18 | Austria | 1 | 1 | 5 | 7 | 1 | 15 |
19 | Netherlands | 3 | 1 | 3 | 4 | 4 | 15 |
20 | Thailand | 1 | . | 3 | 3 | 8 | 15 |
21 | Czech Republic | . | 1 | 2 | 6 | 4 | 13 |
22 | Iran, Islamic Republic of | . | . | . | 2 | 11 | 13 |
23 | Mexico | . | . | 2 | 4 | 7 | 13 |
24 | Denmark | 1 | 1 | 2 | 5 | 3 | 12 |
25 | Poland | . | . | . | 4 | 8 | 12 |
26 | Chile | . | . | 3 | 1 | 7 | 11 |
27 | France | . | . | 1 | 4 | 6 | 11 |
28 | New Zealand | . | 1 | 3 | 4 | 3 | 11 |
29 | Pakistan | 1 | . | . | 2 | 8 | 11 |
30 | Malaysia | 1 | . | . | . | 9 | 10 |
31 | Portugal | 3 | . | 1 | 2 | 4 | 10 |
32 | Turkey | . | . | . | 1 | 8 | 9 |
33 | Belgium | 1 | . | . | . | 7 | 8 |
34 | Sri Lanka | . | . | . | 1 | 6 | 7 |
35 | Ghana | . | . | . | 1 | 5 | 6 |
36 | Slovenia | . | . | . | 1 | 5 | 6 |
37 | Viet Nam | . | 1 | . | 1 | 4 | 6 |
38 | Finland | . | 1 | 2 | . | 2 | 5 |
39 | Hungary | . | . | . | 3 | 2 | 5 |
40 | Russian Federation | . | . | 3 | 2 | . | 5 |
41 | Argentina | 2 | . | . | . | 2 | 4 |
42 | Bulgaria | . | . | 2 | 2 | . | 4 |
43 | Indonesia | 1 | . | . | . | 3 | 4 |
44 | Cambodia | . | . | . | . | 3 | 3 |
45 | Egypt | . | . | 1 | . | 2 | 3 |
46 | Macedonia | . | . | . | 1 | 2 | 3 |
47 | Slovak Republic | . | . | . | . | 3 | 3 |
48 | Greece | . | . | . | . | 2 | 2 |
49 | Iceland | 1 | 1 | . | . | . | 2 |
50 | Libya | . | . | . | . | 2 | 2 |
51 | Nepal | . | . | . | 1 | 1 | 2 |
52 | Norway | 1 | . | . | . | 1 | 2 |
53 | Singapore | . | . | . | . | 2 | 2 |
54 | South Africa | . | . | . | 1 | 1 | 2 |
55 | Tanzania | . | . | . | 1 | 1 | 2 |
Number of publications, full counts |