While submissions have increased from almost all nations, changes in each nation’s share of the world total paints a more complicated picture. Although the top 20 submitting countries remain largely the same from 2005–2010, the share of world total has significantly increased for some and decreased for others (See Table 1 and Table 2). For example, the United States remains ahead of China in total submissions processed, but the US has seen its share of the world total decrease by while China’s total share increased by during the period 2005–2010. As Table 1 and Table 2 illustrate,.
