As with most jobs, salaries vary by location and experience. The  average salary in the US for pipeline welders in 2014 is $64,778;  the average (for the same time period) i â¦ n San Francisco is $74,857.  [source link attached]. + 2 others found this useful.he  average salary in the US for pipeline welders in 2014 is $64,778;  the average (for the same time period) i â¦ n San Francisco is $74,857.
Certainly more than 30 percent of Limaâs population lives in slums; two slums alone contain more than 3 million people, San Juan and Cono Sur (Davis, Planet of Slums).
The current population of Peru is 32,086,108 as of Wednesday, April 19, 2017, based on the latest United Nations estimates. Peru population is equivalent to 0.43% of the total world population. Peru ranks number 42 in the list of countries (and dependencies) by population. The population density in Peru is 25 per Km2 (65 people per mi2). The total land area is 1,281,219 Km2 (494,681 sq. miles) 78.7 % of the population is urban (25,304,663 people in 2017) The median age in Peru is 27.8 years.