Grand View Research, a San Francisco based market research company, has released a market forecast for head mounted displays (HMD). According to its forecast, the market will grow from $450.5 million in 2012 to $11.8 billion by 2020. The following chart shows the expected market development, indicating sales of roughly $1 billion in 2014.
The graph breaks down revenue by region and shows that while the US might be leading in this market early on, by 2020 Europe and Asia Pacific will have caught up. Grand View Research