When was the square dance created?

Waiting for the sister to come square dance in is released in 2006, square dance first emerged in the 90s or so. Elderly people in the square dance is generally square dance (also called line dance), a fitness dance, this fashion line dance has long been popular in the world, the 90s also quietly into China. At present, it is popular in many cities and towns across the country, and is loved by the public.