what is yoga for you - fitness or spirituality?
YogaTrail (worldwide information base of yoga teachers, studios and workshops) is currently running a large survey about the demographics, habits, and motivations of yogis and yoga providers around the world.
"What are yogis around the world up to? What are the most popular yoga styles? Where do people practice? What does yoga mean in your life? Take the World Yoga Survey and help to paint a big picture of the yoga community. Everyone’s invited!"
You can join this research by answering on few simple questions here http://asan.as/wys16
UPDATE: result of research