Online advertised job vacancies were up 18% from March 2006 through March 2007 according to The Conference Board Help-Wanted OnLine Data Series. The report dices the data by year, months, nation, regions, states, and functions.
This chart is interesting

especially in light of Manpowers 2007 Talent Shortage Survey results:
The top 10 jobs that employers in the United States are having difficulty filling are (ranked in order):
1. Sales Representatives
2. Teachers
3. Mechanics
4. Technicians
5. Management
6. Truck Drivers – Freight
7. Drivers – Delivery
8. Accountants
9. Laborers
10. Machine Operators
Total number of respondents: 2,407
Employers indicating difficulty filling positions: 41%
Employers indicating no difficulty filling positions: 59%
Margin of error: +/- 2.0%



