deposito di benua timur
Asia
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam
Russia
Afrika
Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe
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Eropah
United Kingdom
Ukraine
lain
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deposito di benua Barat
Amerika Utara
USA
Canada, USA
Amerika Selatan
Kolumbia
Brazil
deposito di oceania benua
Australia
Adelaide, New Zealand, Queensland, Victoria, Yorke Peninsula
Western Australia