As altitude increases, the available amount of oxygen to sustain mental and physical alertness decreases with the overall air pressure, though the relative percentage of oxygen in air, at about 21%, remains practically unchanged up to 21,000 metres (70,000 ft).
  State legislators in Texas (both representatives and senators) make a salary of $7,200 per year.
Member Service Representative Salary. The average pay for a Member Service Representative is $13.78 per hour. People in this job generally don't have more than 20 years' experience. A skill in Mortgage Loans is associated with high pay for this job. Read More.