For example the median expected annual pay for a typical Psychiatrist in the United States is $205,390, so 50% of the people who perform the job of Psychiatrist in the United States are expected to make less than $205,390.
Lightering (also called lighterage) is the process of transferring cargo between vessels of different sizes, usually between a barge and a bulker or oil tanker. Lightering is undertaken to reduce a vessel's draft in order to enter port facilities which cannot accept very large ocean-going vessels.
(http://www.bls.gov/web/srv2.htm). Crude oil tanker freight consists of bulk crude oil. shipments measured in barrels. Other liquids. transported in tankers, such as chemicals and liquid. natural gas, are not included in this index. The scope of. the service measured is ocean transportation; therefore, the service being priced is from port to port.