Lev1: METHYL MERCURY//MERCURY//MERCURY METHYLATION - 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 181 413 449 623 829 2495
2 United States 63 181 202 309 389 1144
3 Canada 38 95 84 136 163 516
4 Brazil 6 44 70 45 54 219
5 France 19 20 33 34 48 154
6 Sweden 21 27 26 27 35 136
7 China . 3 11 29 81 124
8 Portugal 1 4 5 32 31 73
9 Slovenia . 6 14 16 23 59
10 Italy 6 5 10 14 23 58
11 United Kingdom 6 10 11 15 10 52
12 Japan 5 9 12 6 6 38
13 Germany 8 9 3 6 9 35
14 Finland 5 15 5 2 4 31
15 Poland 2 4 5 10 9 30
16 Norway 2 2 2 8 15 29
17 Korea, Republic of . . . 3 24 27
18 Russian Federation . 6 9 3 9 27
19 Argentina . . 2 10 13 25
20 Spain . 1 3 7 14 25
21 Switzerland . . 1 3 18 22
22 Australia 2 3 6 . 10 21
23 Croatia 2 2 6 4 3 17
24 India 1 1 1 3 10 16
25 Belgium . 5 4 2 3 14
26 Colombia . 3 2 4 5 14
27 Mexico . . 1 6 6 13
28 New Zealand . 3 2 4 2 11
29 South Africa . . 2 1 8 11
30 Bolivia . 1 2 2 5 10
31 Denmark . . 2 4 3 9
32 Monaco 3 2 2 2 . 9
33 Austria . . . 3 3 6
34 Czech Republic . . . 1 5 6
35 Iran, Islamic Republic of . . . 1 5 6
36 Kazakhstan . . 3 3 . 6
37 Taiwan . . 1 1 4 6
38 Ethiopia . . . 3 2 5
39 Netherlands 2 . 1 1 1 5
40 Chile . . 1 1 2 4
41 Cuba 1 . 1 1 1 4
42 Israel . . . 2 2 4
43 Romania . . . 1 3 4
44 Tanzania . 1 2 1 . 4
45 Uganda . . 3 . 1 4
46 Bulgaria . . 1 1 1 3
47 French Guiana . . . 2 1 3
48 Nicaragua . . . 2 1 3
49 Venezuela 1 1 . 1 . 3
50 Viet Nam . . . 1 2 3
51 Côte d'Ivoire . . . . 2 2
52 Ghana . . . 1 1 2
53 Greece . . . 2 . 2
54 Hungary . 1 . 1 . 2
55 Kenya . . 2 . . 2
56 Papua New Guinea . . 2 . . 2
57 Suriname . . 1 . 1 2
58 Yugoslavia 2 . . . . 2

Number of publications, full counts



Bar chart of publication_year

Share of the total number of publications in the field, full counts (%)

Obs Country 1990-1994 1995-1999 2000-2004 2005-2009 2010-2014 All years
1 All countries 100.0 100.0 100.0 100.0 100.0 100.0
2 United States 34.8 43.8 45.0 49.6 46.9 45.9
3 Canada 21.0 23.0 18.7 21.8 19.7 20.7
4 Brazil 3.3 10.7 15.6 7.2 6.5 8.8
5 France 10.5 4.8 7.3 5.5 5.8 6.2
6 Sweden 11.6 6.5 5.8 4.3 4.2 5.5
7 China . 0.7 2.4 4.7 9.8 5.0
8 Portugal 0.6 1.0 1.1 5.1 3.7 2.9
9 Slovenia . 1.5 3.1 2.6 2.8 2.4
10 Italy 3.3 1.2 2.2 2.2 2.8 2.3
11 United Kingdom 3.3 2.4 2.4 2.4 1.2 2.1
12 Japan 2.8 2.2 2.7 1.0 0.7 1.5
13 Germany 4.4 2.2 0.7 1.0 1.1 1.4
14 Finland 2.8 3.6 1.1 0.3 0.5 1.2
15 Poland 1.1 1.0 1.1 1.6 1.1 1.2
16 Norway 1.1 0.5 0.4 1.3 1.8 1.2
17 Korea, Republic of . . . 0.5 2.9 1.1
18 Russian Federation . 1.5 2.0 0.5 1.1 1.1
19 Argentina . . 0.4 1.6 1.6 1.0
20 Spain . 0.2 0.7 1.1 1.7 1.0
21 Switzerland . . 0.2 0.5 2.2 0.9
22 Australia 1.1 0.7 1.3 . 1.2 0.8
23 Croatia 1.1 0.5 1.3 0.6 0.4 0.7
24 India 0.6 0.2 0.2 0.5 1.2 0.6
25 Belgium . 1.2 0.9 0.3 0.4 0.6
26 Colombia . 0.7 0.4 0.6 0.6 0.6
27 Mexico . . 0.2 1.0 0.7 0.5
28 New Zealand . 0.7 0.4 0.6 0.2 0.4
29 South Africa . . 0.4 0.2 1.0 0.4
30 Bolivia . 0.2 0.4 0.3 0.6 0.4
31 Denmark . . 0.4 0.6 0.4 0.4
32 Monaco 1.7 0.5 0.4 0.3 . 0.4
33 Austria . . . 0.5 0.4 0.2
34 Czech Republic . . . 0.2 0.6 0.2
35 Iran, Islamic Republic of . . . 0.2 0.6 0.2
36 Kazakhstan . . 0.7 0.5 . 0.2
37 Taiwan . . 0.2 0.2 0.5 0.2
38 Ethiopia . . . 0.5 0.2 0.2
39 Netherlands 1.1 . 0.2 0.2 0.1 0.2
40 Chile . . 0.2 0.2 0.2 0.2
41 Cuba 0.6 . 0.2 0.2 0.1 0.2
42 Israel . . . 0.3 0.2 0.2
43 Romania . . . 0.2 0.4 0.2
44 Tanzania . 0.2 0.4 0.2 . 0.2
45 Uganda . . 0.7 . 0.1 0.2
46 Bulgaria . . 0.2 0.2 0.1 0.1
47 French Guiana . . . 0.3 0.1 0.1
48 Nicaragua . . . 0.3 0.1 0.1
49 Venezuela 0.6 0.2 . 0.2 . 0.1
50 Viet Nam . . . 0.2 0.2 0.1
51 Côte d'Ivoire . . . . 0.2 0.1
52 Ghana . . . 0.2 0.1 0.1
53 Greece . . . 0.3 . 0.1
54 Hungary . 0.2 . 0.2 . 0.1
55 Kenya . . 0.4 . . 0.1
56 Papua New Guinea . . 0.4 . . 0.1
57 Suriname . . 0.2 . 0.1 0.1
58 Yugoslavia 1.1 . . . . 0.1

Share of the total number of publications in the field, full counts (%)



Bar chart of publication_year

Number of publications among 10% most cited in field, full counts

Obs Country 1990-1994 1995-1999 2000-2004 2005-2009 2010-2014 All years
1 All countries 59.7 84.4 57.9 81.5 74.3 357.6
2 United States 37.1 47.5 42.6 55.0 45.5 227.7
3 Canada 12.2 27.0 10.8 21.5 16.7 88.2
4 Brazil 2.6 7.0 4.1 2.5 2.8 19.0
5 France 1.0 4.0 2.0 6.5 2.4 15.9
6 Sweden 9.1 3.2 3.0 7.0 2.5 24.7
7 China . 0.0 2.2 1.0 6.3 9.5
8 Portugal 0.0 0.7 0.5 4.0 2.7 7.9
9 Slovenia . 1.0 3.0 1.5 0.3 5.8
10 Italy 0.0 1.0 1.0 2.0 0.5 4.5
11 United Kingdom 0.0 0.7 2.0 0.0 0.0 2.7
12 Japan 0.0 3.0 0.0 0.0 0.0 3.0
13 Germany 0.7 1.7 0.0 1.0 1.0 4.3
14 Finland 0.5 0.8 1.0 0.0 0.0 2.3
15 Poland 0.0 0.0 0.0 0.0 0.1 0.1
16 Norway 0.3 0.0 1.0 0.5 2.0 3.8
17 Korea, Republic of . . . 2.0 0.0 2.0
18 Russian Federation . 0.5 1.0 0.0 0.0 1.5
19 Argentina . . 0.0 0.0 0.3 0.3
20 Spain . 0.0 0.0 0.0 0.0 0.0
21 Switzerland . . 0.0 0.0 1.9 1.9
22 Australia 0.3 1.0 1.0 . 0.0 2.3
23 Croatia 0.0 1.0 0.0 0.0 0.0 1.0
24 India 0.0 0.0 0.0 0.0 1.3 1.3
25 Belgium . 0.5 1.0 0.0 2.5 4.0
26 Colombia . 0.0 0.0 0.0 0.0 0.0
27 Mexico . . 0.0 0.0 0.0 0.0
28 New Zealand . 0.0 0.0 1.0 0.0 1.0
29 South Africa . . 0.0 0.0 0.0 0.0
30 Bolivia . 0.0 0.0 0.0 0.0 0.0
31 Denmark . . 0.0 2.0 0.0 2.0
32 Monaco 3.0 1.0 0.0 0.0 . 4.0
33 Austria . . . 1.0 0.0 1.0
34 Czech Republic . . . 0.0 0.0 0.0
35 Iran, Islamic Republic of . . . 0.0 0.0 0.0
36 Kazakhstan . . 1.0 0.0 . 1.0
37 Taiwan . . 0.0 1.0 0.0 1.0
38 Ethiopia . . . 0.0 0.0 0.0
39 Netherlands 0.0 . 0.0 0.0 0.0 0.0
40 Chile . . 0.0 0.0 0.0 0.0
41 Cuba 0.0 . 0.0 0.0 0.0 0.0
42 Israel . . . 0.0 0.0 0.0
43 Romania . . . 0.0 0.4 0.4
44 Tanzania . 0.0 0.0 0.0 . 0.0
45 Uganda . . 0.0 . 0.0 0.0
46 Bulgaria . . 0.0 0.0 0.0 0.0
47 French Guiana . . . 0.0 0.0 0.0
48 Nicaragua . . . 0.0 0.0 0.0
49 Venezuela 0.0 0.0 . 0.0 . 0.0
50 Viet Nam . . . 0.0 0.0 0.0
51 Côte d'Ivoire . . . . 1.0 1.0
52 Ghana . . . 0.0 0.0 0.0
53 Greece . . . 0.0 . 0.0
54 Hungary . 0.0 . 0.0 . 0.0
55 Kenya . . 0.0 . . 0.0
56 Papua New Guinea . . 1.0 . . 1.0
57 Suriname . . 0.0 . 0.0 0.0
58 Yugoslavia 0.0 . . . . 0.0

Number of publications among 10% most cited in field, full counts



Bar chart of publication_year

Share of publications among 10% most cited in field, fractionalized (%)

Obs Country 1990-1994 1995-1999 2000-2004 2005-2009 2010-2014 All years
1 All countries 33.1 20.4 12.9 13.1 9.0 14.3
2 United States 57.7 26.5 20.7 17.0 12.3 20.1
3 Canada 32.4 26.3 10.0 13.9 11.4 16.5
4 Brazil 41.9 12.4 4.4 3.9 5.4 7.3
5 France 2.9 15.1 5.1 22.1 5.7 10.4
6 Sweden 43.3 8.5 6.5 21.2 9.8 17.2
7 China . 0.0 14.5 0.8 6.3 5.7
8 Portugal 0.0 15.7 10.5 14.0 9.6 11.7
9 Slovenia . 15.4 17.3 3.0 1.7 7.1
10 Italy 0.0 9.3 6.1 10.8 1.3 4.9
11 United Kingdom 0.0 2.9 15.1 0.0 0.0 3.8
12 Japan 0.0 25.0 0.0 0.0 0.0 5.9
13 Germany 11.8 21.1 0.0 6.3 11.5 13.1
14 Finland 10.0 3.0 11.1 0.0 0.0 5.3
15 Poland 0.0 0.0 0.0 0.0 1.5 0.4
16 Norway 12.8 0.0 33.3 8.3 12.9 12.1
17 Korea, Republic of . . . 63.4 0.0 2.5
18 Russian Federation . 1.8 7.3 0.0 0.0 2.5
19 Argentina . . 0.0 0.0 1.4 0.6
20 Spain . 0.0 0.0 0.0 0.0 0.0
21 Switzerland . . 0.0 0.0 8.7 7.2
22 Australia 23.0 20.0 13.8 . 0.0 9.6
23 Croatia 0.0 33.3 0.0 0.0 0.0 4.5
24 India 0.0 0.0 0.0 0.0 14.1 8.6
25 Belgium . 9.4 21.7 0.0 86.5 18.1
26 Colombia . 0.0 0.0 0.0 0.0 0.0
27 Mexico . . 0.0 0.0 0.0 0.0
28 New Zealand . 0.0 0.0 7.4 0.0 2.4
29 South Africa . . 0.0 0.0 0.0 0.0
30 Bolivia . 0.0 0.0 0.0 0.0 0.0
31 Denmark . . 0.0 48.5 0.0 15.2
32 Monaco 100.0 66.7 0.0 0.0 . 38.3
33 Austria . . . 23.1 0.0 6.7
34 Czech Republic . . . 0.0 0.0 0.0
35 Iran, Islamic Republic of . . . 0.0 0.0 0.0
36 Kazakhstan . . 31.3 0.0 . 15.3
37 Taiwan . . 0.0 100.0 0.0 8.3
38 Ethiopia . . . 0.0 0.0 0.0
39 Netherlands 0.0 . 0.0 0.0 0.0 0.0
40 Chile . . 0.0 0.0 0.0 0.0
41 Cuba 0.0 . 0.0 0.0 0.0 0.0
42 Israel . . . 0.0 0.0 0.0
43 Romania . . . 0.0 10.9 6.2
44 Tanzania . 0.0 0.0 0.0 . 0.0
45 Uganda . . 0.0 . 0.0 0.0
46 Bulgaria . . 0.0 0.0 0.0 0.0
47 French Guiana . . . 0.0 0.0 0.0
48 Nicaragua . . . 0.0 0.0 0.0
49 Venezuela 0.0 0.0 . 0.0 . 0.0
50 Viet Nam . . . 0.0 0.0 0.0
51 Côte d'Ivoire . . . . 33.3 33.3
52 Ghana . . . 0.0 0.0 0.0
53 Greece . . . 0.0 . 0.0
54 Hungary . 0.0 . 0.0 . 0.0
55 Kenya . . 0.0 . . 0.0
56 Papua New Guinea . . 42.9 . . 42.9
57 Suriname . . 0.0 . 0.0 0.0
58 Yugoslavia 0.0 . . . . 0.0

Share of publications among 10% most cited in field, fractionalized (%)



Bar chart of publication_year

Field normalized citation rate (cf), fractionalized

Obs Country 1990-1994 1995-1999 2000-2004 2005-2009 2010-2014 All years
1 All countries 2.78 1.68 1.11 1.17 0.99 1.30
2 United States 4.73 2.06 1.40 1.33 1.15 1.60
3 Canada 2.62 2.03 1.13 1.31 1.07 1.46
4 Brazil 2.25 1.28 0.72 0.74 0.68 0.88
5 France 0.86 1.01 0.69 1.51 0.94 1.02
6 Sweden 2.39 0.97 0.80 1.34 1.10 1.29
7 China . 0.23 1.06 0.72 0.96 0.89
8 Portugal 0.40 1.22 0.89 1.03 1.02 1.01
9 Slovenia . 1.47 1.31 1.00 0.97 1.11
10 Italy 0.79 1.22 1.15 1.25 0.83 1.01
11 United Kingdom 0.59 0.68 1.75 0.71 0.60 0.88
12 Japan 1.46 1.63 0.52 0.46 0.61 0.92
13 Germany 1.01 1.07 0.92 0.84 1.07 1.01
14 Finland 1.28 1.05 0.77 0.38 0.98 1.01
15 Poland 0.30 0.61 0.58 0.30 0.68 0.49
16 Norway 1.71 1.13 3.14 0.94 0.94 1.19
17 Korea, Republic of . . . 2.84 0.63 0.72
18 Russian Federation . 0.17 0.32 0.02 0.26 0.22
19 Argentina . . 0.34 0.47 0.62 0.52
20 Spain . 0.49 0.73 0.80 0.87 0.81
21 Switzerland . . 1.80 0.71 0.70 0.73
22 Australia 1.68 1.11 0.71 . 0.59 0.81
23 Croatia 0.25 1.28 0.62 0.32 0.57 0.60
24 India 0.03 2.10 0.22 0.82 1.15 0.95
25 Belgium . 1.40 1.56 0.95 2.66 1.51
26 Colombia . 0.76 0.64 0.99 0.29 0.68
27 Mexico . . 0.30 0.40 0.27 0.35
28 New Zealand . 0.76 0.46 0.75 1.08 0.77
29 South Africa . . 0.42 0.81 0.37 0.40
30 Bolivia . 0.67 1.45 1.18 0.64 0.96
31 Denmark . . 0.94 2.82 1.28 1.62
32 Monaco 12.31 2.65 0.71 0.84 . 4.06
33 Austria . . . 2.26 0.51 1.02
34 Czech Republic . . . 0.00 0.30 0.27
35 Iran, Islamic Republic of . . . 0.40 0.20 0.23
36 Kazakhstan . . 2.45 1.06 . 1.74
37 Taiwan . . 1.97 2.80 0.23 0.66
38 Ethiopia . . . 0.64 0.71 0.67
39 Netherlands 1.88 . 1.43 0.49 0.99 1.43
40 Chile . . 0.01 0.00 1.09 0.47
41 Cuba 1.29 . 0.80 0.00 0.14 0.90
42 Israel . . . 0.77 0.35 0.57
43 Romania . . . 0.60 1.52 1.13
44 Tanzania . 1.07 0.76 0.87 . 0.87
45 Uganda . . 0.99 . 0.52 0.86
46 Bulgaria . . 1.71 0.33 0.00 0.34
47 French Guiana . . . 0.49 1.29 0.76
48 Nicaragua . . . 0.86 0.00 0.54
49 Venezuela 0.55 0.14 . 0.12 . 0.40
50 Viet Nam . . . 1.49 0.55 0.74
51 Côte d'Ivoire . . . . 2.60 2.60
52 Ghana . . . 0.27 0.56 0.38
53 Greece . . . 0.42 . 0.42
54 Hungary . 0.64 . 1.49 . 0.92
55 Kenya . . 1.05 . . 1.05
56 Papua New Guinea . . 1.68 . . 1.68
57 Suriname . . 1.98 . 0.23 0.93
58 Yugoslavia 0.98 . . . . 0.98

Field normalized citation rate (cf), fractionalized



Bar chart of publication_year