The area that is now New Mexico became part of Mexico after the  Mexican War of Independence in 1821. It was ceded to the United  States in 1848 after the Mexican-American Wâ¦ar and the Treaty of  Guadalupe Hidalgo.
Unlike nannies, babysitters often work part-time or on an âas-neededâ basis for several families at a time, and are paid hourly at the end of a shift. Hourly rates are influenced by cost of living and minimum wage laws. According to a 2017 survey of Sittercity babysitters, the U.S. national average is $13.95/hour.
According to UrbanSitter.comâs 2017 survey the average childcare rate for one child is $15.20 per hour for a babysitting rate and $16.45 for a nanny. San Francisco came in as the most expensive city for babysitters once again in 2017, with $17.34/hour for one child as the average rate.