View list in rank order
Rank		Country	Value	Date of Info
107		Afghanistan	21.1	2016
89		Albania	24.2	2017
26		Algeria	39.3	2017
144		American Samoa	12.4	2012
42		Andorra	33.6	2015
1		Angola	61.4	2011
146		Anguilla	10.5	2017
108		Antigua and Barbuda	20.8	2017
73		Argentina	28.1	2017
72		Armenia	28.2	2017
43		Aruba	33.3	2002
84		Australia	25.3	2017
71		Austria	28.4	2017
5		Azerbaijan	53.5	2017
153		Bahamas The	7.7	2017
26		Bahrain	39.3	2017
66		Bangladesh	29.3	2017
150		Barbados	9.8	2017
22		Belarus	40.8	2017
103		Belgium	22.1	2017
105		Belize	21.6	2017
98		Benin	22.8	2017
161		Bermuda	5.3	2017
20		Bhutan	41.8	2017
31		Bolivia	37.8	2017
68		Bosnia and Herzegovina	28.9	2017
76		Botswana	27.5	2017
109		Brazil	20.7	2017
157		British Virgin Islands	6.8	2017
3		Brunei	56.6	2017
74		Bulgaria	28	2017
91		Burkina Faso	23.9	2017
36		Burma	35.6	2017
128		Burundi	16.4	2017
124		Cabo Verde	17.5	2017
47		Cambodia	32.8	2017
79		Cameroon	26.5	2017
72		Canada	28.2	2017
155		Cayman Islands	7.4	2017
129		Central African Republic	16	2017
134		Chad	14.7	2017
47		Chile	32.8	2017
23		China	40.5	2017
56		Colombia	30.8	2017
145		Comoros	11.8	2017
18		Congo Democratic Republic of the	43.6	2017
7		Congo Republic of the	51	2017
110		Costa Rica	20.6	2017
78		Cote d'Ivoire	26.6	2017
81		Croatia	26.2	2017
99		Cuba	22.7	2017
143		Cyprus	12.5	2017
33		Czechia	36.9	2017
97		Denmark	22.9	2017
126		Djibouti	17.3	2017
142		Dominica	12.6	2017
45		Dominican Republic	33	2017
46		Ecuador	32.9	2017
39		Egypt	34.3	2017
75		El Salvador	27.7	2017
4		Equatorial Guinea	54.6	2017
63		Eritrea	29.6	2017
67		Estonia	29.2	2017
14		Eswatini	45	2017
105		Ethiopia	21.6	2017
28		Faroe Islands	39	2013
125		Fiji	17.4	2017
72		Finland	28.2	2017
115		France	19.5	2017
16		Gabon	44.7	2017
135		Gambia The	14.2	2017
107		Gaza Strip	21.1	2017
92		Georgia	23.7	2017
57		Germany	30.7	2017
86		Ghana	24.5	2017
164		Gibraltar	0	2008
127		Greece	16.9	2017
148		Greenland	10.1	2015
131		Grenada	15.5	2017
165		Guam	N/A	0
94		Guatemala	23.4	2017
149		Guernsey	10	2000
51		Guinea	32.1	2017
111		Haiti	20.3	2017
69		Honduras	28.8	2017
154		Hong Kong	7.6	2017
53		Hungary	31.3	2017
114		Iceland	19.7	2017
96		India	23	2016
21		Indonesia	41	2017
37		Iran	35.3	2016
7		Iraq	51	2017
29		Ireland	38.6	2017
140		Isle of Man	13	1213
79		Israel	26.5	2017
91		Italy	23.9	2017
107		Jamaica	21.1	2017
60		Japan	30.1	2017
163		Jersey	2	2010
69		Jordan	28.8	2017
40		Kazakhstan	34.1	2017
122		Kenya	17.8	2017
156		Kiribati	7	2016
12		Korea North	47.6	2017
26		Korea South	39.3	2017
2		Kuwait	58.7	2017
54		Kyrgyzstan	31.2	2017
44		Laos	33.2	2017
101		Latvia	22.4	2017
139		Lebanon	13.1	2017
27		Lesotho	39.2	2016
137		Liberia	13.8	2017
6		Libya	52.3	2017
21		Liechtenstein	41	2014
65		Lithuania	29.4	2017
141		Luxembourg	12.8	2017
159		Macau	6.3	2017
115		Madagascar	19.5	2017
132		Malawi	15.4	2017
32		Malaysia	37.6	2017
129		Maldives	16	2015
120		Mali	18.1	2017
147		Malta	10.2	2017
66		Mauritania	29.3	2017
104		Mauritius	21.8	2017
52		Mexico	31.9	2017
119		Micronesia Federated States of	18.9	2013
111		Moldova	20.3	2017
136		Monaco	14	2013
30		Mongolia	38.2	2017
152		Montserrat	7.8	2017
64		Morocco	29.5	2017
116		Mozambique	19.3	2017
80		Namibia	26.3	2016
45		Nauru	33	2009
138		Nepal	13.5	2017
121		Netherlands	17.9	2017
106		New Zealand	21.5	2017
87		Nicaragua	24.4	2017
115		Niger	19.5	2017
100		Nigeria	22.5	2016
77		Niue	26.9	2003
78		North Macedonia	26.6	2017
41		Norway	33.7	2017
13		Oman	46.4	2017
117		Pakistan	19.1	2016
118		Palau	19	2016
130		Panama	15.7	2017
19		Papua New Guinea	42.9	2017
75		Paraguay	27.7	2017
48		Peru	32.7	2017
58		Philippines	30.6	2017
165		Pitcairn Islands	N/A	2022
25		Poland	40.2	2017
103		Portugal	22.1	2017
9		Puerto Rico	50.1	2017
8		Qatar	50.3	2017
44		Romania	33.2	2017
49		Russia	32.4	2017
123		Rwanda	17.6	2017
61		Saint Kitts and Nevis	30	2017
135		Saint Lucia	14.2	2017
125		Saint Vincent and the Grenadines	17.4	2017
93		Samoa	23.6	2017
27		San Marino	39.2	2009
133		Sao Tome and Principe	14.8	2017
17		Saudi Arabia	44.2	2017
88		Senegal	24.3	2017
137		Seychelles	13.8	2017
158		Sierra Leone	6.5	2017
85		Singapore	24.8	2017
38		Slovakia	35	2017
50		Slovenia	32.2	2017
154		Solomon Islands	7.6	2017
155		Somalia	7.4	2013
62		South Africa	29.7	2017
95		Spain	23.2	2017
59		Sri Lanka	30.5	2017
162		Sudan	2.6	2017
55		Suriname	31.1	2017
165		Svalbard	N/A	2022
45		Sweden	33	2017
82		Switzerland	25.6	2017
115		Syria	19.5	2017
35		Taiwan	36	2017
83		Tajikistan	25.5	2017
70		Tanzania	28.6	2017
34		Thailand	36.2	2017
104		Togo	21.8	2017
165		Tokelau	N/A	0
111		Tonga	20.3	2017
11		Trinidad and Tobago	47.8	2017
81		Tunisia	26.2	2017
15		Turkmenistan	44.9	2017
151		Turks and Caicos Islands	8.9	2017
160		Tuvalu	5.6	2012
107		Uganda	21.1	2017
70		Ukraine	28.6	2017
10		United Arab Emirates	49.8	2017
112		United Kingdom	20.2	2017
117		United States	19.1	2017
90		Uruguay	24.1	2017
41		Uzbekistan	33.7	2017
145		Vanuatu	11.8	2017
24		Venezuela	40.4	2017
43		Vietnam	33.3	2017
113		Virgin Islands	20	2012
115		West Bank	19.5	2017
61		World	30	2017
145		Yemen	11.8	2017
37		Zambia	35.3	2017
102		Zimbabwe	22.2	2017