Do you know why you aren't working today? Test yourself.

Sure, you all know that Labor Day is a federal holiday to honor working men and women. And it's always observed on the first Monday of September. But whose idea was it?

And how well do you know today's work force? How many moonlight? Or commute in the wee hours of the morning? // Here, now, is a not-too-labor-intensive quiz on the history of the holiday and the state of labor in the United States.

1. Who dreamed up Labor Day?

a) Karl Marx

b) Peter McGuire

c) Jimmy Hoffa

d) Matthew Maguire

2. Which president signed the bill that made Labor Day a national holiday?

a) Theodore Roosevelt

b) Grover Cleveland

c) Franklin Roosevelt

d) Warren Harding

3. What are there more of in the United States?

a) Machinists

b) Taxi drivers

c) Hairdressers

4. How does the unemployment rate in Hampton Roads compare with the national rate?

a) The same

b) 0.8 percentage points higher

c) 1.4 percentage points lower

d) 2.0 percentage points lower

5. Which was the first state to declare Labor Day a holiday?

a) Oregon

b) New York

c) Michigan

d) California

6. What percentage of U.S. commuters leave home for their jobs between midnight and 5:59 a.m.?

a) 1 percent

b) 5 percent

c) 13 percent

d) 23 percent

7. Who is the U.S. secretary of labor?

a) Hilda Solis

b) Elaine Chao

c) Michele Bachmann

d) Hillary Rodham Clinton

8. What percentage of Americans hold down more than one job?

a) 0.5 percent

b) 2 percent

c) 5 percent

d) 11 percent

9. What percentage of Virginia's workers are members of unions?

a) 5 percent

b) 10 percent

c) 15 percent

d) 25 percent

Answers:

1. B or D. Labor Day was championed by union leaders to honor working people. But it's still up for debate whether the idea came from Peter McGuire, a co-founder of the American Federation of Labor, or Matthew Maguire, a machinist who was the secretary of the Central Labor Union in New York.

2. B. President Grover Cleveland made Labor Day a national holiday in 1894. He signed the bill reluctantly, hoping it would give him a boost in popularity. It didn't work. He didn't even win the Democratic nomination in 1896.

3. C. Hairstylists rule. There are about 773,000 hairdressers in the country, compared with 409,000 machinists and 373,000 taxi drivers.

4. D. The area's jobless rate stayed unchanged, at 7.6 percent, in July. That compares with 7.1 percent for Virginia in July and 9.6 percent for the nation in August.

5. A. The first state bill to commemorate Labor Day was introduced in New York's legislature, but Oregon's politicians passed their bill first.

6. C. About 17.7 million Americans, or 13 percent of all commuters, start their trips to work between midnight and 5:59 a.m.

7. A. Hilda Solis was a member of the U.S. House from California before she was appointed secretary of labor by President Barack Obama. As a state senator, she helped lead the campaign to increase California's minimum wage.

8. C. About 7.6 million Americans, or 5 percent of all workers, are moonlighters.

9. A. About 4.7 percent of the state's workers were union members last year. That was up from 4.1 percent in 2008. The national average for 2009 was significantly higher - 12.3 percent.

SOURCES: U.S. Bureau of Labor Statistics, U.S. Census Bureau, U.S. Department of Labor, Virginia Employment Commissio