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FIGURE 3.2 Helium demand among regions of the world over time. In 1995, the total volume sold was 3.750 Bcf; in 2007, it was 6.335 Bcf, and in 2012, it is expected to be approximately 6.5 Bcf. SOURCE: Cryogas International. 
FIGURE 3.3 Actual (2005-2008) and projected (2009-2020) market demand for refined helium in the United States (blue), in other countries (red), and worldwide (green line). See text for a discussion of estimated future demand. the significant increase in the price of helium in recent years (see Figure 1.5). The United States will experience most of that drop, while Asia is forecast to experience continued growth in demand, if at a slower rate. Estimates for the years beyond 2012 are based in part on an informal poll of representatives of the principal companies involved in the helium supply market and the knowledge of committee members involved in the industrial gas market and in
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