Utiliser "fivefold" dans une phrase

1. In little more than a year, the price had risen fivefold, from $4 to more than $20; in the same period, the Nasdaq index fell by 15 percent

2. Using slightly different units: China’s economy grew fivefold, plus inflation, over 1993–2009 and equity index investors still lost money

3. , and indicate even sharper declines in trading costs—a fourfold to fivefold drop since the mid-1970s

4. He bought Coca-Cola in 1988 after it rose fivefold over the previous six years