He now knows that there is a sixfold difference in those costs.
If the new technologies were slowly introduced, we could increase the amount of traffic on existing roads sixfold.
In fact, there has been a sixfold increase.
During the last 10 years they have increased it sixfold.
There has been a sixfold increase in the annual divorce rate since 1961.
The resources put into educational building went up from some £15 million to some £90 million a year, a sixfold increase.
We anticipate about a sixfold increase in the consumption of natural gas in taking account of needs.
In 1979, a total of 95,000 people received mobility allowance; by 1992 this figure had risen to 600,000—a more than sixfold increase.
