Central sleep apnea is a much less common type of sleep apnea that involves the central nervous system, occuring when the brain fails to signal the muscles that control breathing. People with central sleep apnea seldom snore. Complex sleep apnea is a combination of obstructive sleep apnea and central sleep apnea.
As of January 2011, Home Depot had 321,000 employees in North America, Mexico and China. As of January 2011, Home Depot had 321,000 employees in North America, Mexico and China.
Even without it, Home Depot's numbers are robust. The chain reported $20.9 billion of sales in the first quarter of 2015, a 6.1 percent increase from the previous year. Lowe's continues along a similar clip, with $673 million in sales in the first quarter, a 7.8 percent increase over the same period a year ago.