Rank
Country
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
1
Qatar
22.5
37.4
55.3
62.1
60.2
60.4
61.4
68.7
60.3
56.9
60.1
66.3
67.4
63.1
69.2
2
Kuwait
21.1
5.5
10
16.4
20.6
32.3
28.4
28.1
33.8
32.6
31.7
28.8
27.1
31.1
38
3
United Arab Emirates
29.3
30.2
29.4
31
33
16.9
17.7
36.4
36
35.6
33.5
33.7
33.6
37.8
4
Luxembourg
26.3
27.8
30.5
27.5
25.6
20.5
19
17.4
17.9
18.9
19.5
22
24.9
5
Trinidad and Tobago
13.9
17.1
17
13.5
15.4
16.1
16.5
14.6
15.8
18.7
19.7
20.1
21.5
22.1
24.7
6
Brunei
22.7
19.6
17.8
10.7
13.3
17.2
15.1
12.7
24.1
7
Bahrain
21.9
27.2
26.6
25.9
27.9
27.4
26.4
30.6
23.9
8
Netherlands Antilles
6.3
20.8
21.3
29.7
28.7
28.5
26.9
40.6
18.3
19.2
22.2
9
Aruba
27.7
23.6
23
21.4
21.2
18.8
22.4
22.3
United States [1]
18.4
19.3
19.4
20.2
19.8
19.9
20.4
20
11
Canada
15
14.7
14.8
14.3
15.3
16.2
15.6
16
12
Norway
7.8
7.1
7.6
8.5
9.2
9.5
9.4
10.1
9.9
11.6
18
19.01
13
Australia
16.3
19.1
18.2
14
Falkland Islands
16.7
17.5
13.6
13.1
13.8
Nauru
13.2
12.9
12.8
12.5
12.2
11.9
11.3
11.1
10.8
14.2
Estonia
13.4
12.6
11.7
12.1
11.8
14.1
Faroe Islands
12.3
11.5
14.4
Saudi Arabia
10.9
Kazakhstan
15.5
10.4
8.9
8.3
7.4
8.1
8.4
10.6
Gibraltar
2.3
2.6
1.8
6.6
3.1
12.4
21
Finland
10.3
11.4
Oman
5.6
5.7
6.1
6.5
7.2
7.3
6.8
8.7
Singapore
16.8
24
Palau
25
Montserrat
3.2
3.4
4.2
4.4
5.9
15.7
26
Czech Republic
11.2
11.48
27
Equatorial Guinea
0.3
0.4
0.6
9.7
11.47
28
New Caledonia
10.2
9.8
9.6
9.1
8.2
29
Israel
8.8
30
Russia
10.5
Libya
8.6
32
Ireland
9.3
Greenland
34
Japan
9.84
35
Saint Pierre and Miquelon
7.9
9.83
Denmark
37
United Kingdom
9.79
Germany
39
South Korea
7.7
9.77
40
Belgium
41
South Africa
7.5
42
Turkmenistan
6.9
43
Netherlands
8.74
44
Greece
8.73
45
Bermuda
46
Austria
47
Cyprus
48
Slovenia
49
Poland
50
New Zealand
51
Spain
5.4
5.2
5.8
7.72
52
Italy [2]
7.69
53
Iceland
54
Malaysia
3.7
4.7
4.8
6.4
7.05
55
Ukraine
6.2
6.98
56
Cayman Islands
57
Slovakia
6.7
58
Belarus
59
Venezuela
5.3
6.57
60
Seychelles
1.6
1.9
2.2
2.5
61
Iran
3.9
4.1
3.8
4.9
4.5
6.31
62
Bahamas
6.29
63
France [3]
64
Malta
65
Algeria
5.1
5.99
66
Sweden
5.89
67
Hungary
5.65
68
Portugal
4.3
4.6
5.63
69
Switzerland
5.47
70
Bulgaria
5.46
71
French Guiana
5.38
72
Hong Kong
5.36
73
Uzbekistan
5.26
74
Croatia
3.6
5.18
75
Macedonia
5.13
76
Suriname
5.08
77
Serbia and Montenegro
3.5
5.07
78
Antigua and Barbuda
5.06
79
Macau
2.8
2.9
4.72
80
Barbados
4.36
81
Thailand
2.1
2.7
3.3
4.28
82
Mexico
4.24
83
Romania
4.16
84
Lebanon
85
Bosnia and Herzegovina
1.2
1.1
1.5
3.99
86
Guadeloupe
87
Jamaica
3.97
88
British Virgin Islands
3.88
89
Chile
3.87
90
Lithuania
91
China
3.84
92
Azerbaijan
3.78
93
Syria
3.72
94
Argentina
95
North Korea
3.36
96
Mongolia
3.35
97
Martinique
3.27
98
Turkey
3.14
99
Jordan
3.07
100
Latvia
101
Iraq
2.97
102
Rˇunion
2.4
2.94
103
Belize
1.7
1.4
104
French Polynesia
2.66
105
Mauritius
106
Saint Kitts and Nevis
2.57
107
Maldives
0.7
0.8
0.9
108
Botswana
2.37
109
Cuba
110
Saint Lucia
111
Tunisia
2.29
112
Ecuador
2.27
113
Egypt
2.21
114
Niue
2.19
115
Dominican Republic
2.11
116
Grenada
1.3
2.07
117
Cook Islands
2.04
118
Moldova
1.96
119
Guyana
1.95
120
Brazil
121
Panama
1.78
122
Saint Helena
1.74
123
Indonesia
1.69
124
Saint Vincent and the Grenadines
1.67
125
Uruguay
1.65
126
Dominica
1.56
127
Costa Rica
1.51
128
Morocco
1.37
129
Fiji
130
Namibia
0
1.17
1.24
131
Colombia
1.21
132
Armenia
1.13
133
India
1.19
134
Tonga
1.12
135
Vietnam
0.5
0.93
1.18
136
Albania
0.98
137
Peru
0.96
138
Honduras
0.94
1.14
139
Kyrgyzstan
1.04
1.11
140
Gabon
0.91
1.08
141
Yemen
0.87
1.03
142
Republic of the Congo
0.2
0.37
143
Guatemala
0.89
0.99
144
Philippines
0.97
145
El Salvador
146
Mauritania
147
Georgia
0.82
148
Swaziland
0.1
0.92
0.86
149
Nigeria
0.42
0.83
150
Samoa
0.75
151
Zimbabwe
0.81
152
Pakistan
153
Bolivia
0.77
154
Tajikistan
0.73
155
Nicaragua
0.74
156
Paraguay
0.72
157
Bhutan
0.19
0.66
158
S‹o Tomˇ and Pr’ncipe
0.62
0.61
159
Sri Lanka
0.51
160
Western Sahara ( SADR )
0.57
161
Cape Verde
0.56
162
Angola
163
Djibouti
0.48
0.46
164
Senegal
0.44
165
Vanuatu
166
Papua New Guinea
0.41
167
Solomon Islands
0.39
0.38
168
Togo
169
Ghana
0.33
170
Kiribati
0.32
171
Kenya
0.27
0.31
172
Benin
0.26
0.29
173
Sudan
174
C™te d'Ivoire
0.28
175
Bangladesh
0.25
176
Laos
0.22
0.23
177
Cameroon
178
Myanmar
0.21
179
Zambia
180
Haiti
181
Sierra Leone
0.13
0.18
182
Gambia
183
Palestinian Authority
0.15
184
Guinea-Bissau
185
Timor-Leste
0.17
186
Eritrea
187
Guinea
188
Madagascar
189
Liberia
0.14
190
Tanzania
0.11
191
Nepal
192
Comoros
0.12
193
Mozambique
0.08
194
Ethiopia
195
Niger
0.09
196
Burkina Faso
197
Malawi
0.07
198
Uganda
0.06
199
Rwanda
200
Central African Republic
201
Mali
0.04
0.05
202
Cambodia
203
Democratic Republic of the Congo
0.03
204
Burundi
205
Afghanistan
206
Chad
0.01
Somalia
Soviet Union
Czechoslovakia
20.7
Yugoslavia