Jobs with the most openings

This is what I think may be a current list about what are the jobs that have the most openings....what do you think?

1 Cashiers, except gaming Short-term on-the-job training
2 Retail salespersons Short-term on-the-job training
3 Waiters and waitresses Short-term on-the-job training
4 Customer service representatives Moderate-term on-the-job training
5 Registered nurses Associate degree
6 Combined food preparation and serving workers, including fast food Short-term on-the-job training
7 Office clerks, general Short-term on-the-job training
8 Laborers and freight, stock, and material movers, hand Short-term on-the-job training
9 Elementary school teachers, except special education Bachelor's degree
10 Stock clerks and order fillers Short-term on-the-job training

are you trained enough to do these jobs? what type education do you think you need?

http://careerplanning.about.com/od/exploringoccupations/tp/most_openings.htm