| http://www.w3.org/ns/prov#value | - co's Yoga Journal indicates that some 20 million people, or 8.7 percent of US adults, practice yoga, compared to 15.8 million from a 2008 study, an increase of 29 percent.In addition, practitioners spend $10.3 billion a year on yoga classes and products, including equipment, clothing, vacations, and media.
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