View list in rank order
Rank		Country	Value	Date of Info
135		Afghanistan	19.5	0
63		Albania	34.3	0
93		Algeria	28.9	0
100		American Samoa	27.2	0
6		Andorra	46.2	0
152		Angola	15.9	0
56		Anguilla	35.7	0
155		Antarctica	N/A	2021
71		Antigua and Barbuda	32.7	0
73		Argentina	32.4	0
53		Armenia	36.6	0
38		Aruba	39.9	0
48		Australia	37.5	0
12		Austria	44.5	0
72		Azerbaijan	32.6	0
70		Bahamas The	32.8	0
69		Bahrain	32.9	0
97		Bangladesh	27.9	0
39		Barbados	39.5	0
33		Belarus	40.9	0
30		Belgium	41.6	0
116		Belize	23.9	0
146		Benin	17	0
17		Bermuda	43.6	0
92		Bhutan	29.1	0
110		Bolivia	25.3	0
19		Bosnia and Herzegovina	43.3	0
108		Botswana	25.7	0
68		Brazil	33.2	0
49		British Virgin Islands	37.2	0
79		Brunei	31.1	0
16		Bulgaria	43.7	0
144		Burkina Faso	17.9	0
91		Burma	29.2	0
145		Burundi	17.7	0
102		Cabo Verde	26.8	0
104		Cambodia	26.4	0
140		Cameroon	18.5	0
28		Canada	41.8	0
36		Cayman Islands	40.5	0
131		Central African Republic	20	0
150		Chad	16.1	0
58		Chile	35.5	0
43		China	38.4	0
155		Christmas Island	N/A	2021
78		Colombia	31.2	0
128		Comoros	20.9	0
149		Congo Democratic Republic of the	16.7	0
135		Congo Republic of the	19.5	0
44		Cook Islands	38.3	0
155		Coral Sea Islands	N/A	2021
72		Costa Rica	32.6	0
130		Cote d’Ivoire	20.3	0
15		Croatia	43.9	0
25		Cuba	42.1	0
45		Cyprus	37.9	0
19		Czechia	43.3	0
26		Denmark	42	0
111		Djibouti	24.9	0
60		Dominica	34.9	0
97		Dominican Republic	27.9	0
94		Ecuador	28.8	0
114		Egypt	24.1	0
98		El Salvador	27.7	0
130		Equatorial Guinea	20.3	0
130		Eritrea	20.3	0
16		Estonia	43.7	0
118		Eswatini	23.7	0
132		Ethiopia	19.8	0
155		Falkland Islands (Islas Malvinas)	N/A	2021
49		Faroe Islands	37.2	0
85		Fiji	29.9	0
21		Finland	42.8	0
29		France	41.7	0
67		French Polynesia	33.3	0
155		French Southern and Antarctic Lands	N/A	2021
127		Gabon	21	0
124		Gambia The	21.8	0
143		Gaza Strip	18	0
41		Georgia	38.6	0
4		Germany	47.8	0
125		Ghana	21.4	0
58		Gibraltar	35.5	0
8		Greece	45.3	0
63		Greenland	34.3	0
67		Grenada	33.3	0
89		Guam	29.4	0
120		Guatemala	23.2	0
14		Guernsey	44.3	0
138		Guinea	19.1	0
143		Guinea-Bissau	18	0
114		Haiti	24.1	0
155		Holy See (Vatican City)	N/A	2021
113		Honduras	24.4	0
7		Hong Kong	45.6	0
17		Hungary	43.6	0
50		Iceland	37.1	0
95		India	28.7	0
79		Indonesia	31.1	0
76		Iran	31.7	0
126		Iraq	21.2	0
46		Ireland	37.8	0
11		Isle of Man	44.6	0
82		Israel	30.4	0
5		Italy	46.5	0
89		Jamaica	29.4	0
2		Japan	48.6	0
48		Jersey	37.5	0
155		United States Pacific Island Wildlife Refuges	N/A	2021
119		Jordan	23.5	0
77		Kazakhstan	31.6	0
131		Kenya	20	0
108		Kiribati	25.7	0
62		Korea North	34.6	0
20		Korea South	43.2	0
87		Kuwait	29.7	0
99		Kyrgyzstan	27.3	0
115		Laos	24	0
13		Latvia	44.4	0
66		Lebanon	33.7	0
112		Lesotho	24.7	0
143		Liberia	18	0
107		Libya	25.8	0
16		Liechtenstein	43.7	0
12		Lithuania	44.5	0
39		Luxembourg	39.5	0
34		Macau	40.8	0
130		Madagascar	20.3	0
148		Malawi	16.8	0
91		Malaysia	29.2	0
88		Maldives	29.5	0
151		Mali	16	0
24		Malta	42.3	0
117		Marshall Islands	23.8	0
127		Mauritania	21	0
55		Mauritius	36.3	0
90		Mexico	29.3	0
105		Micronesia Federated States of	26.3	0
47		Moldova	37.7	0
1		Monaco	55.4	0
86		Mongolia	29.8	0
61		Montserrat	34.8	0
92		Morocco	29.1	0
146		Mozambique	17	0
124		Namibia	21.8	0
101		Nauru	27	0
110		Nepal	25.3	0
21		Netherlands	42.8	0
69		New Caledonia	32.9	0
49		New Zealand	37.2	0
99		Nicaragua	27.3	0
154		Niger	14.8	0
139		Nigeria	18.6	0
155		Niue	N/A	2021
155		Norfolk Island	N/A	2021
40		North Macedonia	39	0
70		Northern Mariana Islands	32.8	0
39		Norway	39.5	0
106		Oman	26.2	0
122		Pakistan	22	0
65		Palau	33.9	0
83		Panama	30.1	0
115		Papua New Guinea	24	0
87		Paraguay	29.7	0
92		Peru	29.1	0
114		Philippines	24.1	0
155		Pitcairn Islands	N/A	2021
27		Poland	41.9	0
11		Portugal	44.6	0
17		Puerto Rico	43.6	0
66		Qatar	33.7	0
23		Romania	42.5	0
37		Russia	40.3	0
133		Rwanda	19.7	0
54		Saint Kitts and Nevis	36.5	0
51		Saint Lucia	36.9	0
3		Saint Pierre and Miquelon	48.5	0
59		Saint Vincent and the Grenadines	35.3	0
109		Samoa	25.6	0
9		San Marino	45.2	0
137		Sao Tome and Principe	19.3	0
81		Saudi Arabia	30.8	0
136		Senegal	19.4	0
18		Serbia	43.4	0
52		Seychelles	36.8	0
138		Sierra Leone	19.1	0
57		Singapore	35.6	0
28		Slovakia	41.8	0
10		Slovenia	44.9	0
119		Solomon Islands	23.5	0
140		Somalia	18.5	0
96		South Africa	28	0
155		South Georgia and South Sandwich Islands	N/A	2021
15		Spain	43.9	0
66		Sri Lanka	33.7	0
141		Sudan	18.3	0
80		Suriname	31	0
155		Svalbard	N/A	2021
32		Sweden	41.1	0
22		Switzerland	42.7	0
119		Syria	23.5	0
24		Taiwan	42.3	0
110		Tajikistan	25.3	0
142		Tanzania	18.2	0
40		Thailand	39	0
134		Timor-Leste	19.6	0
131		Togo	20	0
155		Tokelau	N/A	2021
114		Tonga	24.1	0
46		Trinidad and Tobago	37.8	0
71		Tunisia	32.7	0
74		Turkey	32.2	0
91		Turkmenistan	29.2	0
62		Turks and Caicos Islands	34.6	0
103		Tuvalu	26.6	0
153		Uganda	15.7	0
31		Ukraine	41.2	0
43		United Arab Emirates	38.4	0
35		United Kingdom	40.6	0
42		United States	38.5	0
58		Uruguay	35.5	0
83		Uzbekistan	30.1	0
121		Vanuatu	23	0
84		Venezuela	30	0
75		Vietnam	31.9	0
28		Virgin Islands	41.8	0
155		Wake Island	N/A	2021
64		Wallis and Futuna	34	0
123		West Bank	21.9	0
80		World	31	0
132		Yemen	19.8	2018
147		Zambia	16.9	0
129		Zimbabwe	20.5	0