Lev3: WATER SCIENCE AND TECHNOLOGY//ANAEROBIC DIGESTION//ENGINEERING, ENVIRONMENTAL - 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 156 186 236 330 399 1307
2 United States 47 60 51 66 82 306
3 China . . 24 66 93 183
4 Canada 51 29 20 22 16 138
5 United Kingdom 18 18 21 22 19 98
6 Germany 5 10 13 27 11 66
7 France 3 4 7 23 15 52
8 Turkey 2 3 18 16 12 51
9 India 1 4 3 15 27 50
10 Japan 1 6 11 16 15 49
11 Italy 8 5 4 7 21 45
12 Taiwan 1 4 17 12 9 43
13 Korea, Republic of 2 1 14 10 13 40
14 South Africa 5 16 3 12 3 39
15 Greece 3 9 1 5 10 28
16 Sweden 2 11 6 1 8 28
17 Brazil 1 2 9 9 6 27
18 Austria . 1 3 5 15 24
19 Spain 2 5 5 4 8 24
20 Netherlands 2 5 2 3 9 21
21 Poland . . 5 4 9 18
22 Australia . 3 5 1 5 14
23 Belgium 1 . . 3 7 11
24 Thailand 1 . 1 8 1 11
25 Finland 1 . 1 5 2 9
26 Mexico . 1 2 1 5 9
27 Iran, Islamic Republic of . . . 2 6 8
28 Lebanon . 2 3 . 2 7
29 Denmark . . 3 1 2 6
30 Portugal . . . 1 5 6
31 Ukraine . . 1 . 5 6
32 Czech Republic 1 2 . 2 . 5
33 Egypt . . 3 1 1 5
34 Hungary . . . 1 3 4
35 Croatia . . . . 3 3
36 Jordan . 2 . . 1 3
37 New Zealand . . 1 . 2 3
38 Republic of Serbia . . . . 3 3
39 Romania . . . 1 2 3
40 Russian Federation . . . 3 . 3
41 Viet Nam . . 1 1 1 3
42 Argentina . . . 1 1 2
43 Chile . . . . 2 2
44 Israel . . . 2 . 2
45 Kuwait . . . 2 . 2
46 Mauritius . . . . 2 2
47 Switzerland . . 2 . . 2
48 Tunisia . . . 1 1 2
49 Uruguay . 1 1 . . 2
50 Bangladesh . . . . 1 1
51 Bosnia and Herzegovina . . 1 . . 1
52 Botswana . . . . 1 1
53 Bulgaria . . 1 . . 1
54 Cyprus . . . 1 . 1
55 Ethiopia . . . . 1 1
56 Ireland 1 . . . . 1
57 Kenya 1 . . . . 1
58 Malaysia . . . 1 . 1
59 Norway . . . . 1 1
60 Pakistan . . . 1 . 1
61 Philippines . . . . 1 1
62 Singapore . . 1 . . 1
63 Sri Lanka . . . 1 . 1
64 Togo . . . . 1 1
65 United Arab Emirates . . 1 . . 1
66 Venezuela . 1 . . . 1
67 Zambia 1 . . . . 1

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 30.1 32.3 21.6 20.0 20.6 23.4
3 China . . 10.2 20.0 23.3 14.0
4 Canada 32.7 15.6 8.5 6.7 4.0 10.6
5 United Kingdom 11.5 9.7 8.9 6.7 4.8 7.5
6 Germany 3.2 5.4 5.5 8.2 2.8 5.0
7 France 1.9 2.2 3.0 7.0 3.8 4.0
8 Turkey 1.3 1.6 7.6 4.8 3.0 3.9
9 India 0.6 2.2 1.3 4.5 6.8 3.8
10 Japan 0.6 3.2 4.7 4.8 3.8 3.7
11 Italy 5.1 2.7 1.7 2.1 5.3 3.4
12 Taiwan 0.6 2.2 7.2 3.6 2.3 3.3
13 Korea, Republic of 1.3 0.5 5.9 3.0 3.3 3.1
14 South Africa 3.2 8.6 1.3 3.6 0.8 3.0
15 Greece 1.9 4.8 0.4 1.5 2.5 2.1
16 Sweden 1.3 5.9 2.5 0.3 2.0 2.1
17 Brazil 0.6 1.1 3.8 2.7 1.5 2.1
18 Austria . 0.5 1.3 1.5 3.8 1.8
19 Spain 1.3 2.7 2.1 1.2 2.0 1.8
20 Netherlands 1.3 2.7 0.8 0.9 2.3 1.6
21 Poland . . 2.1 1.2 2.3 1.4
22 Australia . 1.6 2.1 0.3 1.3 1.1
23 Belgium 0.6 . . 0.9 1.8 0.8
24 Thailand 0.6 . 0.4 2.4 0.3 0.8
25 Finland 0.6 . 0.4 1.5 0.5 0.7
26 Mexico . 0.5 0.8 0.3 1.3 0.7
27 Iran, Islamic Republic of . . . 0.6 1.5 0.6
28 Lebanon . 1.1 1.3 . 0.5 0.5
29 Denmark . . 1.3 0.3 0.5 0.5
30 Portugal . . . 0.3 1.3 0.5
31 Ukraine . . 0.4 . 1.3 0.5
32 Czech Republic 0.6 1.1 . 0.6 . 0.4
33 Egypt . . 1.3 0.3 0.3 0.4
34 Hungary . . . 0.3 0.8 0.3
35 Croatia . . . . 0.8 0.2
36 Jordan . 1.1 . . 0.3 0.2
37 New Zealand . . 0.4 . 0.5 0.2
38 Republic of Serbia . . . . 0.8 0.2
39 Romania . . . 0.3 0.5 0.2
40 Russian Federation . . . 0.9 . 0.2
41 Viet Nam . . 0.4 0.3 0.3 0.2
42 Argentina . . . 0.3 0.3 0.2
43 Chile . . . . 0.5 0.2
44 Israel . . . 0.6 . 0.2
45 Kuwait . . . 0.6 . 0.2
46 Mauritius . . . . 0.5 0.2
47 Switzerland . . 0.8 . . 0.2
48 Tunisia . . . 0.3 0.3 0.2
49 Uruguay . 0.5 0.4 . . 0.2
50 Bangladesh . . . . 0.3 0.1
51 Bosnia and Herzegovina . . 0.4 . . 0.1
52 Botswana . . . . 0.3 0.1
53 Bulgaria . . 0.4 . . 0.1
54 Cyprus . . . 0.3 . 0.1
55 Ethiopia . . . . 0.3 0.1
56 Ireland 0.6 . . . . 0.1
57 Kenya 0.6 . . . . 0.1
58 Malaysia . . . 0.3 . 0.1
59 Norway . . . . 0.3 0.1
60 Pakistan . . . 0.3 . 0.1
61 Philippines . . . . 0.3 0.1
62 Singapore . . 0.4 . . 0.1
63 Sri Lanka . . . 0.3 . 0.1
64 Togo . . . . 0.3 0.1
65 United Arab Emirates . . 0.4 . . 0.1
66 Venezuela . 0.5 . . . 0.1
67 Zambia 0.6 . . . . 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 8.0 11.2 8.5 12.3 15.5 55.5
2 United States 3.1 7.3 3.7 4.5 2.2 20.8
3 China . . 0.5 1.8 3.8 6.2
4 Canada 2.6 1.3 1.5 0.0 0.0 5.4
5 United Kingdom 0.0 1.5 0.0 1.7 0.0 3.2
6 Germany 0.0 0.0 1.0 0.8 0.5 2.3
7 France 0.0 0.0 0.0 0.0 1.9 1.9
8 Turkey 0.0 1.0 1.0 1.7 0.3 4.0
9 India 0.0 0.0 0.0 0.0 0.0 0.0
10 Japan 0.0 0.5 0.0 0.0 0.3 0.8
11 Italy 0.0 0.0 0.0 0.5 1.7 2.2
12 Taiwan 1.0 0.0 0.7 0.3 1.0 3.0
13 Korea, Republic of 0.0 0.0 0.0 0.0 0.0 0.0
14 South Africa 0.3 0.0 0.0 0.0 0.0 0.3
15 Greece 0.0 0.0 0.0 0.5 0.0 0.5
16 Sweden 0.3 0.0 0.0 0.0 1.0 1.3
17 Brazil 0.0 0.0 0.2 0.0 0.0 0.2
18 Austria . 0.0 0.0 0.0 0.2 0.2
19 Spain 0.0 0.0 0.0 0.0 0.0 0.0
20 Netherlands 0.7 1.0 0.0 0.0 0.0 1.7
21 Poland . . 0.0 0.0 0.0 0.0
22 Australia . 0.0 0.0 0.0 0.0 0.0
23 Belgium 0.0 . . 0.0 2.8 2.8
24 Thailand 0.0 . 0.0 1.0 0.0 1.0
25 Finland 0.0 . 0.0 0.0 0.4 0.4
26 Mexico . 0.0 0.0 0.0 0.0 0.0
27 Iran, Islamic Republic of . . . 0.0 0.0 0.0
28 Lebanon . 0.0 0.0 . 0.0 0.0
29 Denmark . . 0.0 0.0 0.0 0.0
30 Portugal . . . 0.0 0.0 0.0
31 Ukraine . . 0.0 . 0.0 0.0
32 Czech Republic 0.7 0.0 . 0.0 . 0.7
33 Egypt . . 0.0 0.0 0.0 0.0
34 Hungary . . . 0.0 0.0 0.0
35 Croatia . . . . 0.0 0.0
36 Jordan . 0.0 . . 0.0 0.0
37 New Zealand . . 0.0 . 0.9 0.9
38 Republic of Serbia . . . . 0.0 0.0
39 Romania . . . 0.0 1.0 1.0
40 Russian Federation . . . 0.0 . 0.0
41 Viet Nam . . 0.0 0.0 0.0 0.0
42 Argentina . . . 0.0 0.0 0.0
43 Chile . . . . 0.0 0.0
44 Israel . . . 0.0 . 0.0
45 Kuwait . . . 0.0 . 0.0
46 Mauritius . . . . 0.0 0.0
47 Switzerland . . 0.0 . . 0.0
48 Tunisia . . . 0.0 0.0 0.0
49 Uruguay . 0.0 0.0 . . 0.0
50 Bangladesh . . . . 0.0 0.0
51 Bosnia and Herzegovina . . 0.3 . . 0.3
52 Botswana . . . . 0.0 0.0
53 Bulgaria . . 0.0 . . 0.0
54 Cyprus . . . 0.0 . 0.0
55 Ethiopia . . . . 0.0 0.0
56 Ireland 0.0 . . . . 0.0
57 Kenya 0.0 . . . . 0.0
58 Malaysia . . . 0.0 . 0.0
59 Norway . . . . 0.0 0.0
60 Pakistan . . . 0.0 . 0.0
61 Philippines . . . . 0.0 0.0
62 Singapore . . 0.0 . . 0.0
63 Sri Lanka . . . 0.0 . 0.0
64 Togo . . . . 0.0 0.0
65 United Arab Emirates . . 0.0 . . 0.0
66 Venezuela . 0.0 . . . 0.0
67 Zambia 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 5.1 6.0 3.6 3.7 3.9 4.2
2 United States 6.8 12.1 8.9 7.9 2.5 7.3
3 China . . 2.1 3.0 3.4 3.1
4 Canada 5.2 4.8 8.1 0.0 0.0 4.2
5 United Kingdom 0.0 10.0 0.0 9.3 0.0 4.0
6 Germany 0.0 0.0 7.7 3.4 4.8 3.9
7 France 0.0 0.0 0.0 0.0 13.4 3.9
8 Turkey 0.0 20.0 5.6 11.9 2.9 7.4
9 India 0.0 0.0 0.0 0.0 0.0 0.0
10 Japan 0.0 5.9 0.0 0.0 1.3 1.2
11 Italy 0.0 0.0 0.0 7.1 6.7 4.1
12 Taiwan 100.0 0.0 4.1 3.5 11.1 7.6
13 Korea, Republic of 0.0 0.0 0.0 0.0 0.0 0.0
14 South Africa 9.5 0.0 0.0 0.0 0.0 1.0
15 Greece 0.0 0.0 0.0 3.3 0.0 0.5
16 Sweden 16.7 0.0 0.0 0.0 14.3 5.4
17 Brazil 0.0 0.0 2.0 0.0 0.0 0.6
18 Austria . 0.0 0.0 0.0 1.1 0.7
19 Spain 0.0 0.0 0.0 0.0 0.0 0.0
20 Netherlands 22.2 26.7 0.0 0.0 0.0 8.5
21 Poland . . 0.0 0.0 0.0 0.0
22 Australia . 0.0 0.0 0.0 0.0 0.0
23 Belgium 0.0 . . 0.0 55.6 35.5
24 Thailand 0.0 . 0.0 12.5 0.0 10.2
25 Finland 0.0 . 0.0 0.0 24.2 4.7
26 Mexico . 0.0 0.0 0.0 0.0 0.0
27 Iran, Islamic Republic of . . . 0.0 0.0 0.0
28 Lebanon . 0.0 0.0 . 0.0 0.0
29 Denmark . . 0.0 0.0 0.0 0.0
30 Portugal . . . 0.0 0.0 0.0
31 Ukraine . . 0.0 . 0.0 0.0
32 Czech Republic 66.7 0.0 . 0.0 . 8.9
33 Egypt . . 0.0 0.0 0.0 0.0
34 Hungary . . . 0.0 0.0 0.0
35 Croatia . . . . 0.0 0.0
36 Jordan . 0.0 . . 0.0 0.0
37 New Zealand . . 0.0 . 40.4 21.7
38 Republic of Serbia . . . . 0.0 0.0
39 Romania . . . 0.0 50.0 40.0
40 Russian Federation . . . 0.0 . 0.0
41 Viet Nam . . 0.0 0.0 0.0 0.0
42 Argentina . . . 0.0 0.0 0.0
43 Chile . . . . 0.0 0.0
44 Israel . . . 0.0 . 0.0
45 Kuwait . . . 0.0 . 0.0
46 Mauritius . . . . 0.0 0.0
47 Switzerland . . 0.0 . . 0.0
48 Tunisia . . . 0.0 0.0 0.0
49 Uruguay . 0.0 0.0 . . 0.0
50 Bangladesh . . . . 0.0 0.0
51 Bosnia and Herzegovina . . 33.3 . . 33.3
52 Botswana . . . . 0.0 0.0
53 Bulgaria . . 0.0 . . 0.0
54 Cyprus . . . 0.0 . 0.0
55 Ethiopia . . . . 0.0 0.0
56 Ireland 0.0 . . . . 0.0
57 Kenya 0.0 . . . . 0.0
58 Malaysia . . . 0.0 . 0.0
59 Norway . . . . 0.0 0.0
60 Pakistan . . . 0.0 . 0.0
61 Philippines . . . . 0.0 0.0
62 Singapore . . 0.0 . . 0.0
63 Sri Lanka . . . 0.0 . 0.0
64 Togo . . . . 0.0 0.0
65 United Arab Emirates . . 0.0 . . 0.0
66 Venezuela . 0.0 . . . 0.0
67 Zambia 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 0.74 0.74 0.70 0.66 0.53 0.65
2 United States 0.83 1.16 0.93 0.92 0.51 0.84
3 China . . 0.72 0.68 0.57 0.63
4 Canada 0.95 0.76 0.88 0.36 0.28 0.74
5 United Kingdom 0.35 0.56 0.49 0.61 0.56 0.52
6 Germany 0.53 0.88 0.72 0.48 0.62 0.62
7 France 0.67 0.31 0.55 0.81 0.92 0.76
8 Turkey 0.30 1.04 0.58 0.97 0.58 0.71
9 India 0.04 0.25 0.20 0.69 0.34 0.44
10 Japan 0.56 0.65 0.57 0.48 0.35 0.49
11 Italy 0.19 0.27 1.01 0.72 0.88 0.67
12 Taiwan 3.36 0.41 0.95 0.71 0.70 0.85
13 Korea, Republic of 0.69 0.87 0.49 0.25 0.30 0.40
14 South Africa 0.71 0.32 0.29 0.25 0.61 0.35
15 Greece 0.09 0.33 0.98 1.11 0.26 0.43
16 Sweden 1.14 0.53 0.61 1.73 0.82 0.70
17 Brazil 0.64 0.20 1.09 0.44 0.43 0.63
18 Austria . 0.72 0.50 0.80 0.53 0.59
19 Spain 0.19 0.52 0.39 0.36 0.21 0.34
20 Netherlands 1.09 1.26 0.88 0.85 0.51 0.85
21 Poland . . 0.25 0.11 0.05 0.12
22 Australia . 0.76 0.72 1.20 0.29 0.65
23 Belgium 0.21 . . 0.86 2.24 1.70
24 Thailand 0.11 . 0.20 1.03 0.34 0.88
25 Finland 1.07 . 0.37 0.57 1.77 0.85
26 Mexico . 0.09 0.20 0.21 0.32 0.25
27 Iran, Islamic Republic of . . . 0.23 0.35 0.32
28 Lebanon . 0.71 0.30 . 0.25 0.35
29 Denmark . . 0.69 0.07 0.56 0.53
30 Portugal . . . 1.37 0.24 0.45
31 Ukraine . . 0.04 . 0.12 0.10
32 Czech Republic 2.72 1.00 . 0.06 . 0.73
33 Egypt . . 0.83 0.67 0.26 0.62
34 Hungary . . . 0.00 0.26 0.25
35 Croatia . . . . 0.00 0.00
36 Jordan . 0.01 . . 0.42 0.07
37 New Zealand . . 0.00 . 1.72 0.92
38 Republic of Serbia . . . . 0.60 0.60
39 Romania . . . 0.15 1.80 1.47
40 Russian Federation . . . 0.28 . 0.28
41 Viet Nam . . 0.31 1.09 0.35 0.61
42 Argentina . . . 0.00 0.00 0.00
43 Chile . . . . 0.12 0.12
44 Israel . . . 0.21 . 0.21
45 Kuwait . . . 0.11 . 0.11
46 Mauritius . . . . 0.26 0.26
47 Switzerland . . 0.34 . . 0.34
48 Tunisia . . . 0.59 0.64 0.61
49 Uruguay . 0.81 0.00 . . 0.40
50 Bangladesh . . . . 1.28 1.28
51 Bosnia and Herzegovina . . 2.96 . . 2.96
52 Botswana . . . . 0.27 0.27
53 Bulgaria . . 0.23 . . 0.23
54 Cyprus . . . 0.19 . 0.19
55 Ethiopia . . . . 0.00 0.00
56 Ireland 1.21 . . . . 1.21
57 Kenya 0.65 . . . . 0.65
58 Malaysia . . . 0.89 . 0.89
59 Norway . . . . 0.12 0.12
60 Pakistan . . . 0.13 . 0.13
61 Philippines . . . . 0.00 0.00
62 Singapore . . 0.00 . . 0.00
63 Sri Lanka . . . 0.35 . 0.35
64 Togo . . . . 0.00 0.00
65 United Arab Emirates . . 0.33 . . 0.33
66 Venezuela . 0.00 . . . 0.00
67 Zambia 0.21 . . . . 0.21

Field normalized citation rate (cf), fractionalized



Bar chart of publication_year