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.
âTypically, across most of the country, a long-distance tractor-trailer driver can make in the range of $70,000 to $75,000 a year,â he said, adding that the driverâs salary will depend on how much time he or she spends on the road that year.y the numbers: According to a 2013 report by Service Canada, the national average income for âtransport and equipment operators and related occupationsâ â which includes drivers of moving trucks, tow trucks, dump trucks and tractor-trailers, among others â was $38,111.