and NATO military operation in Afghanistan. He responded by noting drug production increased eight-fold since the NATO entered Afghanistan in 2001.

VOA: standard.2009.03.27

And again,it is two-fold: one is,we want to help our colleagues in Mexico, but it does have an impact on safety and security in the United States."

VOA: standard.2009.03.24

That produced a four-fold increase in calls to the national AIDS helpline.

VOA: standard.2010.02.24

Indian Prime Minister Manmohan Singh says the global nuclear industry will have huge opportunities in India, as the country could have a hundred-fold increase in nuclear energy generation, in the next four decades.

VOA: standard.2009.09.29