Alexandria, Virginia-- Sales of all types of non-sprung matresses in the US grew by 18.5% in volume and 17.5% in value terms in 2012 compared with 2011.
The figures from the US-based International Sleep Association (ISPA) show that in 2012 there were 3.2m non-innerspring mattresses shipped compared with 2.7m in 2011.
The value of mattresses shipped was $1.8bn in 2012 compared to $1.5bn in 2011.
ISPA generated this information from its annual sales survey.
The most popular size mattress in the US in 2012 was Queen at 60X79.5 inches (PLSconvert) with 39.8% of the market.
There was marked growth in the share of high-value mattresses shipped between 2011 and 2012. In 2012 mattresses worth over $1000 comprised 25.7% of the market, compared to just over 20% in 2011.