Lev2: RADON//NATURAL RADIOACTIVITY//INDOOR RADON - 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 467 575 628 936 1391 3997
2 United States 111 95 71 82 66 425
3 India 19 32 54 106 179 390
4 Turkey 6 13 22 64 153 258
5 Spain 15 52 42 43 72 224
6 Egypt 13 16 33 58 97 217
7 Brazil 20 27 40 55 35 177
8 United Kingdom 43 26 22 19 46 156
9 France 22 15 33 38 42 150
10 Italy 14 22 33 46 35 150
11 Pakistan 10 11 14 35 51 121
12 China 10 9 14 35 52 120
13 Poland 4 13 25 25 47 114
14 Nigeria 7 5 15 38 48 113
15 Japan 16 18 21 24 27 106
16 Greece 10 15 30 26 22 103
17 Germany 17 16 16 25 22 96
18 Canada 29 12 16 16 22 95
19 Saudi Arabia 4 9 6 17 59 95
20 Republic of Serbia . . . 17 60 77
21 Malaysia 3 8 9 14 42 76
22 Iran, Islamic Republic of 1 4 6 23 40 74
23 Australia 11 16 6 7 23 63
24 Hungary 1 16 14 16 13 60
25 Russian Federation 4 7 10 14 21 56
26 Israel 7 5 11 17 14 54
27 Finland 9 7 7 13 11 47
28 Belgium 1 2 4 22 17 46
29 Switzerland 17 6 7 7 6 43
30 Romania 6 2 4 7 23 42
31 Syrian Arab Republic 7 8 6 7 11 39
32 Cyprus . . 6 10 22 38
33 Sweden 9 13 9 3 4 38
34 Mexico 3 3 6 11 14 37
35 Bangladesh 2 10 8 2 11 33
36 Taiwan 6 7 3 8 9 33
37 Czech Republic . 4 4 11 12 31
38 Netherlands 5 5 6 8 6 30
39 Austria 6 4 2 10 7 29
40 Hong Kong 12 16 . . . 28
41 Jordan . 2 5 11 10 28
42 Slovenia . 4 5 . 18 27
43 Korea, Republic of 1 2 6 6 9 24
44 Sudan 1 6 5 3 8 23
45 Croatia . 7 2 6 7 22
46 Yugoslavia 7 10 1 1 . 19
47 Ghana . . 1 1 14 16
48 Norway 2 3 2 2 7 16
49 Portugal 1 1 1 1 12 16
50 Algeria 1 5 4 2 3 15
51 Tunisia . . 1 8 6 15

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 23.8 16.5 11.3 8.8 4.7 10.6
3 India 4.1 5.6 8.6 11.3 12.9 9.8
4 Turkey 1.3 2.3 3.5 6.8 11.0 6.5
5 Spain 3.2 9.0 6.7 4.6 5.2 5.6
6 Egypt 2.8 2.8 5.3 6.2 7.0 5.4
7 Brazil 4.3 4.7 6.4 5.9 2.5 4.4
8 United Kingdom 9.2 4.5 3.5 2.0 3.3 3.9
9 France 4.7 2.6 5.3 4.1 3.0 3.8
10 Italy 3.0 3.8 5.3 4.9 2.5 3.8
11 Pakistan 2.1 1.9 2.2 3.7 3.7 3.0
12 China 2.1 1.6 2.2 3.7 3.7 3.0
13 Poland 0.9 2.3 4.0 2.7 3.4 2.9
14 Nigeria 1.5 0.9 2.4 4.1 3.5 2.8
15 Japan 3.4 3.1 3.3 2.6 1.9 2.7
16 Greece 2.1 2.6 4.8 2.8 1.6 2.6
17 Germany 3.6 2.8 2.5 2.7 1.6 2.4
18 Canada 6.2 2.1 2.5 1.7 1.6 2.4
19 Saudi Arabia 0.9 1.6 1.0 1.8 4.2 2.4
20 Republic of Serbia . . . 1.8 4.3 1.9
21 Malaysia 0.6 1.4 1.4 1.5 3.0 1.9
22 Iran, Islamic Republic of 0.2 0.7 1.0 2.5 2.9 1.9
23 Australia 2.4 2.8 1.0 0.7 1.7 1.6
24 Hungary 0.2 2.8 2.2 1.7 0.9 1.5
25 Russian Federation 0.9 1.2 1.6 1.5 1.5 1.4
26 Israel 1.5 0.9 1.8 1.8 1.0 1.4
27 Finland 1.9 1.2 1.1 1.4 0.8 1.2
28 Belgium 0.2 0.3 0.6 2.4 1.2 1.2
29 Switzerland 3.6 1.0 1.1 0.7 0.4 1.1
30 Romania 1.3 0.3 0.6 0.7 1.7 1.1
31 Syrian Arab Republic 1.5 1.4 1.0 0.7 0.8 1.0
32 Cyprus . . 1.0 1.1 1.6 1.0
33 Sweden 1.9 2.3 1.4 0.3 0.3 1.0
34 Mexico 0.6 0.5 1.0 1.2 1.0 0.9
35 Bangladesh 0.4 1.7 1.3 0.2 0.8 0.8
36 Taiwan 1.3 1.2 0.5 0.9 0.6 0.8
37 Czech Republic . 0.7 0.6 1.2 0.9 0.8
38 Netherlands 1.1 0.9 1.0 0.9 0.4 0.8
39 Austria 1.3 0.7 0.3 1.1 0.5 0.7
40 Hong Kong 2.6 2.8 . . . 0.7
41 Jordan . 0.3 0.8 1.2 0.7 0.7
42 Slovenia . 0.7 0.8 . 1.3 0.7
43 Korea, Republic of 0.2 0.3 1.0 0.6 0.6 0.6
44 Sudan 0.2 1.0 0.8 0.3 0.6 0.6
45 Croatia . 1.2 0.3 0.6 0.5 0.6
46 Yugoslavia 1.5 1.7 0.2 0.1 . 0.5
47 Ghana . . 0.2 0.1 1.0 0.4
48 Norway 0.4 0.5 0.3 0.2 0.5 0.4
49 Portugal 0.2 0.2 0.2 0.1 0.9 0.4
50 Algeria 0.2 0.9 0.6 0.2 0.2 0.4
51 Tunisia . . 0.2 0.9 0.4 0.4

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 33.7 26.8 36.8 65.5 48.1 210.8
2 United States 9.1 5.7 2.0 3.0 5.3 25.1
3 India 3.0 1.8 7.2 4.8 6.8 23.6
4 Turkey 0.3 0.0 1.3 13.4 7.2 22.2
5 Spain 2.0 4.5 1.9 2.0 1.0 11.3
6 Egypt 1.4 2.7 3.6 5.2 4.6 17.5
7 Brazil 0.6 0.9 1.3 5.0 0.3 8.1
8 United Kingdom 3.8 0.6 1.2 0.4 2.2 8.1
9 France 0.8 0.0 1.3 4.0 6.2 12.2
10 Italy 1.5 1.3 2.0 3.0 1.4 9.1
11 Pakistan 1.5 1.6 0.3 6.4 1.7 11.6
12 China 1.0 0.1 0.3 3.4 0.8 5.6
13 Poland 0.0 0.6 0.3 1.3 1.0 3.3
14 Nigeria 0.5 0.0 0.3 0.4 0.0 1.2
15 Japan 0.0 1.3 0.0 1.3 1.3 3.9
16 Greece 0.8 0.3 1.6 3.3 0.0 5.9
17 Germany 1.2 0.3 0.0 0.0 0.3 1.7
18 Canada 2.0 0.1 1.0 0.0 1.0 4.1
19 Saudi Arabia 0.0 0.0 1.0 1.3 3.4 5.7
20 Republic of Serbia . . . 3.0 2.0 5.0
21 Malaysia 0.0 0.3 0.3 0.5 0.5 1.7
22 Iran, Islamic Republic of 0.0 0.7 1.0 0.3 1.1 3.0
23 Australia 1.3 0.3 0.7 2.0 3.6 7.8
24 Hungary 0.0 0.3 1.0 3.9 1.0 6.2
25 Russian Federation 0.0 0.0 0.0 1.0 1.2 2.2
26 Israel 0.0 0.0 0.3 0.4 0.0 0.7
27 Finland 0.0 0.3 0.0 0.3 0.0 0.6
28 Belgium 0.0 0.0 0.0 1.3 1.0 2.3
29 Switzerland 0.0 0.0 0.3 1.4 0.0 1.7
30 Romania 0.0 0.0 0.3 1.0 0.8 2.1
31 Syrian Arab Republic 0.3 0.0 0.0 0.9 0.0 1.2
32 Cyprus . . 3.6 1.0 0.3 4.9
33 Sweden 0.0 0.0 0.3 0.0 0.0 0.3
34 Mexico 0.0 0.0 0.4 0.0 0.0 0.4
35 Bangladesh 0.0 1.9 0.2 0.0 0.0 2.2
36 Taiwan 0.5 0.0 0.0 0.0 0.3 0.8
37 Czech Republic . 0.0 0.0 0.0 0.3 0.3
38 Netherlands 0.5 0.0 0.3 0.0 0.0 0.8
39 Austria 0.5 0.0 0.0 0.0 0.0 0.5
40 Hong Kong 2.6 0.3 . . . 2.9
41 Jordan . 1.3 2.0 1.0 1.4 5.7
42 Slovenia . 0.3 0.0 . 1.1 1.3
43 Korea, Republic of 0.3 0.3 0.3 0.0 0.0 0.9
44 Sudan 0.0 0.0 0.0 0.0 0.7 0.7
45 Croatia . 0.0 0.0 0.1 0.0 0.1
46 Yugoslavia 0.9 0.0 0.0 0.0 . 0.9
47 Ghana . . 0.0 0.0 0.3 0.3
48 Norway 0.0 0.0 0.0 0.0 0.0 0.0
49 Portugal 0.0 0.0 0.0 0.0 0.0 0.0
50 Algeria 0.0 0.3 1.3 0.0 0.0 1.7
51 Tunisia . . 0.0 0.0 1.0 1.0

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 7.2 4.7 5.9 7.0 3.5 5.3
2 United States 7.8 6.3 2.4 1.6 4.6 5.0
3 India 14.3 5.5 13.4 4.3 4.0 6.0
4 Turkey 2.4 0.0 6.2 21.3 4.8 8.7
5 Spain 14.9 8.7 4.6 4.9 1.6 5.5
6 Egypt 12.0 14.6 11.1 8.5 4.3 7.9
7 Brazil 4.2 1.9 3.2 9.4 0.9 4.7
8 United Kingdom 9.2 3.0 6.2 1.1 4.7 5.7
9 France 3.0 0.0 2.8 10.9 13.2 7.0
10 Italy 10.7 5.2 6.6 6.0 3.6 6.0
11 Pakistan 15.0 10.7 2.4 19.4 3.5 9.5
12 China 7.8 1.0 2.6 7.0 1.6 3.7
13 Poland 0.0 3.3 1.3 6.5 2.3 2.9
14 Nigeria 7.1 0.0 1.7 1.2 0.0 1.1
15 Japan 0.0 7.3 0.0 2.9 4.6 3.0
16 Greece 7.6 1.7 5.0 12.0 0.0 5.6
17 Germany 3.6 1.0 0.0 0.0 1.6 1.2
18 Canada 7.5 0.5 4.6 0.0 6.0 4.5
19 Saudi Arabia 0.0 0.0 16.7 5.9 4.1 4.7
20 Republic of Serbia . . . 16.3 3.5 6.3
21 Malaysia 0.0 4.2 3.9 3.4 1.4 2.5
22 Iran, Islamic Republic of 0.0 16.7 7.0 1.1 2.7 3.3
23 Australia 11.9 2.3 10.2 28.1 10.5 10.3
24 Hungary 0.0 2.2 7.3 25.1 9.1 10.4
25 Russian Federation 0.0 0.0 0.0 2.2 1.8 1.2
26 Israel 0.0 0.0 3.4 0.9 0.2 1.1
27 Finland 0.0 5.1 0.0 2.4 0.0 1.5
28 Belgium 0.0 0.0 0.0 3.2 7.6 4.2
29 Switzerland 0.0 0.0 8.0 14.2 0.0 3.2
30 Romania 0.0 0.0 12.9 9.1 3.5 4.2
31 Syrian Arab Republic 5.8 0.0 0.0 13.2 0.0 3.5
32 Cyprus . . 59.7 10.0 1.5 13.2
33 Sweden 0.0 0.0 3.8 0.0 0.0 1.0
34 Mexico 0.0 0.0 9.5 0.0 0.0 1.4
35 Bangladesh 0.0 19.2 3.2 0.0 0.0 7.0
36 Taiwan 8.3 0.0 0.0 0.0 3.7 2.6
37 Czech Republic . 0.0 0.0 0.0 2.9 1.2
38 Netherlands 13.5 0.0 3.0 0.0 0.0 2.8
39 Austria 8.3 0.0 0.0 0.0 0.0 2.2
40 Hong Kong 21.0 2.0 . . . 9.9
41 Jordan . 40.0 40.0 12.0 11.2 19.3
42 Slovenia . 7.1 0.0 . 7.8 6.1
43 Korea, Republic of 33.3 16.7 4.7 0.0 0.0 3.3
44 Sudan 0.0 0.0 0.0 0.0 7.8 1.9
45 Croatia . 0.0 0.0 1.1 0.0 0.3
46 Yugoslavia 14.1 0.0 0.0 0.0 . 5.2
47 Ghana . . 0.0 0.0 2.6 2.3
48 Norway 0.0 0.0 0.0 0.0 0.0 0.0
49 Portugal 0.0 0.0 0.0 0.0 0.0 0.0
50 Algeria 0.0 7.8 33.3 0.0 0.0 12.1
51 Tunisia . . 0.0 0.0 17.6 7.8

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 0.76 0.72 0.79 0.84 0.58 0.72
2 United States 0.81 0.87 0.73 0.59 0.59 0.74
3 India 1.61 0.81 1.23 0.65 0.59 0.77
4 Turkey 0.54 0.45 0.84 1.74 0.74 0.98
5 Spain 1.24 0.98 0.80 0.77 0.58 0.81
6 Egypt 1.08 1.29 1.02 0.90 0.63 0.85
7 Brazil 0.55 0.46 0.70 1.08 0.45 0.73
8 United Kingdom 0.90 0.52 0.78 0.55 0.64 0.71
9 France 0.53 0.71 0.98 0.91 0.88 0.82
10 Italy 0.92 0.83 0.82 0.89 0.71 0.83
11 Pakistan 1.13 1.22 0.67 1.56 0.67 1.01
12 China 0.57 0.33 0.40 0.68 0.50 0.53
13 Poland 0.27 0.53 0.60 0.58 0.37 0.48
14 Nigeria 0.77 0.56 0.56 0.58 0.36 0.50
15 Japan 0.29 0.71 0.31 0.43 0.63 0.47
16 Greece 0.99 0.46 0.80 1.17 0.52 0.81
17 Germany 0.52 0.42 0.61 0.35 0.61 0.50
18 Canada 0.68 0.69 0.68 0.37 0.46 0.59
19 Saudi Arabia 0.23 0.36 1.27 0.78 0.51 0.58
20 Republic of Serbia . . . 1.19 0.57 0.71
21 Malaysia 0.18 0.59 0.60 0.77 0.45 0.55
22 Iran, Islamic Republic of 1.22 1.58 0.71 0.38 0.48 0.54
23 Australia 1.10 0.58 0.68 1.42 0.86 0.87
24 Hungary 0.22 0.48 0.73 1.66 1.09 0.95
25 Russian Federation 0.18 0.16 0.27 0.19 0.27 0.23
26 Israel 0.46 0.16 0.80 0.63 0.54 0.59
27 Finland 0.75 0.85 0.32 0.58 0.40 0.58
28 Belgium 0.22 0.18 0.48 0.90 1.03 0.84
29 Switzerland 0.57 0.58 1.16 0.92 0.45 0.69
30 Romania 0.24 0.05 0.77 1.03 0.51 0.53
31 Syrian Arab Republic 0.62 0.36 0.68 1.42 0.52 0.72
32 Cyprus . . 3.35 0.99 0.55 1.12
33 Sweden 0.58 0.72 0.71 0.50 0.44 0.65
34 Mexico 0.65 0.55 0.85 0.37 0.44 0.51
35 Bangladesh 0.27 1.65 0.46 0.86 0.11 0.74
36 Taiwan 0.71 0.41 0.28 0.45 0.47 0.48
37 Czech Republic . 0.06 0.55 0.22 0.47 0.34
38 Netherlands 0.85 0.39 0.33 0.33 0.62 0.46
39 Austria 0.76 0.78 0.66 0.75 0.76 0.75
40 Hong Kong 1.22 0.50 . . . 0.80
41 Jordan . 1.94 2.07 1.63 0.88 1.47
42 Slovenia . 0.69 0.46 . 0.89 0.77
43 Korea, Republic of 1.84 1.55 0.67 0.58 0.61 0.73
44 Sudan 0.22 0.86 0.36 0.51 0.78 0.63
45 Croatia . 0.44 0.19 0.44 0.46 0.42
46 Yugoslavia 0.86 0.45 0.34 0.16 . 0.58
47 Ghana . . 0.64 0.62 0.44 0.46
48 Norway 0.06 0.75 0.38 0.33 0.32 0.42
49 Portugal 0.39 1.00 0.69 0.19 0.31 0.35
50 Algeria 0.63 1.14 2.83 0.49 0.55 1.39
51 Tunisia . . 0.68 0.44 0.81 0.62

Field normalized citation rate (cf), fractionalized



Bar chart of publication_year