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

In progress

Still needed (34)

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, Viet Nam

In progress

Still needed (46)

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

In progress

Still needed (17)

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, 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 — 2013-06-16

Completion 2 — 2019-10-05

In progress

Still needed (1)

Northern Territory

Completion 1 — 2013-11-03

In progress

Still needed (1)

Northern Territory

In progress

Still needed (49)

Alabama, Alaska, Arizona, Arkansas, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, 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 (3)

Africa, South America, Antarctica