Rank	Countries/Territories	Count	Percent
1	China	408	47.8%
2	United States	283	33.1%
3	Russia	33	3.9%
4	Sweden	33	3.9%
5	Ireland	19	2.2%
6	Germany	17	2%
7	France	15	1.8%
8		13	1.5%
9	India	9	1.1%
10	Turkey	8	0.9%
11	Japan	4	0.5%
12	Canada	4	0.5%
13	United Kingdom	3	0.4%
14	Taiwan	1	0.1%
15	Serbia	1	0.1%
16	Singapore	1	0.1%
17	Iran, Islamic Republic of	1	0.1%
18	Italy	1	0.1%