How to Use "threefold" with Example Sentences

1. This is a threefold jump since the collapse of lehman brothers on september 15 .
2. Almost a fifth of american ballots are now cast by mail , a threefold increase over 30 years .
3. The cff 's goals are threefold : to increase conservation measures supporting commercial fish stocks and their natural habitats ; to revitalise the region 's coastal fishing communities and to help fishery-related businesses to make the transition from open-access to a catch-share based management regime .
4. Studies of an ice core from mount everest show that from 1975 to 2000 the black carbon rose threefold .
5. According to a banker familiar with the deal , once dividends and borrowings are taken into account , tpg earned a threefold return on investment .