Still needed (19)

Algeria, Botswana, Cambodia, Canada, Egypt, Eswatini, Kenya, Lesotho, Morocco, Mozambique, Namibia, Rwanda, Seychelles, South Africa, Tanzania, The United Republic of, Tunisia, Uganda, Zambia, Zimbabwe

Still needed (35)

Bhutan, Brunei Darussalam, Cabo Verde, China, Christmas Island, Cyprus, Hong Kong, India, Indonesia, Iran, Islamic Republic of, Israel, Japan, Jordan, Kazakhstan, Korea, The Democratic People's Republic of, Korea, The Republic of, Kuwait, Lao People's Democratic Republic, The, Lebanon, Malaysia, Maldives, Mongolia, Myanmar, Nepal, Oman, Palestine, State of, Philippines, The, Qatar, Saudi Arabia, Singapore, Sri Lanka, Taiwan (Province of China), Thailand, United Arab Emirates, The, Viet Nam

Still needed (47)

Albania, Andorra, Austria, Belarus, Belgium, Bosnia and Herzegovina, Bulgaria, Croatia, Czechia, Denmark, Estonia, Faroe Islands, The, Finland, France, Germany, Greece, Guernsey, Hungary, Iceland, Ireland, Isle of Man, Italy, Jersey, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Moldova,The Republic of, Monaco, Montenegro, Netherlands, The, North Macedonia, Norway, Poland, Portugal, Romania, Russian Federation, The, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye, Ukraine, United Kingdom of Great Britain and Northern Ireland, The

Still needed (18)

Bahamas, The, Barbados, Belize, Bermuda, Cayman Islands, The, Cuba, Curaçao, Dominican Republic, The, Jamaica, Mexico, Panama, Puerto Rico, Saint Kitts and Nevis, Saint Lucia, Trinidad and Tobago, United States Minor Outlying Islands, The, United States of America, The, Virgin Islands (U.S.)

In progress

Still needed (9)

Cook Islands, The, Fiji, French Polynesia, New Caledonia, Norfolk Island, Papua New Guinea, Samoa, Solomon Islands, Tonga

Still needed (7)

Argentina, Brazil, Chile, Colombia, Ecuador, Peru, Uruguay

Completion 1 — 2013-09-22

In progress

Still needed (5)

Northern Territory, Queensland, South Australia, Tasmania, Western Australia

Completion 1 — 2016-02-06

In progress

Still needed (6)

Northern Territory, Queensland, South Australia, Tasmania, Western Australia, New Zealand - South Island

Still needed (51)

Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming

In progress

Still needed (6)

Africa, Asia, Europe, North America, South America, Antarctica