Calcium stones are the most common. They can be made of calcium oxalate (most common), phosphate, or maleate. Eating fewer oxalate-rich foods can reduce your risk of developing this type of stone. High-oxalate foods include potato chips, peanuts, chocolate, beets, and spinach.
Differences in Pay. Long-haul drivers typically make the most money. Data from the Bureau of Labor Statistics shows the median annual pay for heavy and tractor-trailer drivers in 2010 was $37,770. Some short haul drivers' wages may be included but the BLS states most drivers in this category are long haulers. Delivery and driver/sales workers are described as those who pick up, transport and drop off packages within a small region or urban area. In 2010, their median annual income was $27,050.
Whatâs the Average Truck Driver Salary? According to Salary.com, the average tractor trailer truck driver earns a median income of $47,411 per year. Median refers to the middle salary â not the average. The middle 50% of drivers will earn somewhere between $41,739 and $53,306 per year. The bottom 10%, which is what rookie drivers usually fall into, will earn $36,575, while the top 90% (the most experienced drivers) will earn a median salary of $58,674. Salary.com also lists two other types of truckers: light and heavy.