![U.S. oil rigs reduced due to low oil prices](http://en.xfafinance.com/images/defaultpic.gif)
U.S. oil rigs reduced due to low oil prices
The number of oil rigs still working in the United States fell by eight to 351 this week.
![Oil prices retreat on stronger dollar](http://en.xfafinance.com/images/defaultpic.gif)
Oil prices retreat on stronger dollar
Oil prices dipped Thursday as the U.S. dollar appreciated against other currencies.
![Crude prices rise as the U.S. dollar drops](http://en.xfafinance.com/images/defaultpic.gif)
Crude prices rise as the U.S. dollar drops
Oil prices gained Tuesday as the U.S. dollar depreciated against other currencies.