The Kimberley Process Working Group on Statistics (WGS) ensures timely reporting and analysis of statistical data on the production and trade of rough diamonds. By doing this, it can identify anomalies and ensure the effective implementation of the scheme.
|Chair||The United States of America|
|Members||Angola, Botswana, Canada, the Democratic Republic of Congo, the European Union, Ghana, Israel, Lesotho, People's Republic of China, the Russian Federation, South Africa, Switzerland, the United Arab Emirates, World Diamond Council, Civil Society Coalition|
|2018||Ghana and Lesotho were accepted as full members after one year as provisional member.|
|2009||The United States of America took over the chairmanship from Canada.|