By our estimate, more than 30 journalists are now being held.
Between 2000 and 2006, local business owners and officials estimate, more than 3,000 immigrants arrived.
Federal scientists estimate more than 93percentt of old growth has been cut.
He soon began trafficking drugs, moving, by his estimate, more than six thousand pounds of cocaine.
On one estimate, more than 160 kidnappings took place in 2003.
By Knoll's estimate, more than five million copies were produced in the 1950s.
Human rights activists estimate more than 1,000 people have been killed since the uprising began in mid-February.
All told, human rights groups estimate, more than 600,000 Liberians were murdered, raped, maimed or mutilated in the conflict.
By one estimate, more than half of college students from developing countries who study abroad never return.
By one estimate, more than a third have been lost since the early 1980's because of coastal development and other human activities.
Government officials estimate more than 3,500 Tunisians have left to fight for Isis and other groups in Syria, Iraq and Libya, some in command positions.
