工资单调查也没有统计个体经营者的数量，因此也没有说明有多少人在产生独立收入。
The payroll survey also doesn't capture the number of self-employed, and so says little about how many people are generating an independent income.
据德伊商会统计，共有约85家德资公司在伊朗经营，从德国汉莎航空（Deutsche Lufthansa AG）到汽车供应商采埃孚公司（ZF Friedrichshafen AG）。
Some 85 German companies have operations in Iran, ranging from Deutsche Lufthansa AG to auto supplier ZF Friedrichshafen AG, according to the German-Iranian Chamber of Commerce.
很难取得可靠统计数据，这不光因为很多工厂在民间进行合法经营，而且缩减的强度不用统计也显而易见。
Reliable statistics are hard to come by, not least because many factories operate in a legal netherworld, but the severity of the slump is plain.
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