Rank	Countries/Territories	Count	Percent
1	United States	299	29.8%
2	China	281	28%
3	Japan	167	16.7%
4	Germany	64	6.4%
5	Singapore	36	3.6%
6	France	27	2.7%
7	Turkey	24	2.4%
8	India	22	2.2%
9	Netherlands	11	1.1%
10	Switzerland	10	1%
11	Russia	8	0.8%
12	Canada	8	0.8%
13	United Kingdom	7	0.7%
14	Iran, Islamic Republic of	6	0.6%
15	Sweden	5	0.5%
16	Argentina	4	0.4%
17	Cyprus	3	0.3%
18	Ireland	3	0.3%
19	Malaysia	3	0.3%
20	Australia	2	0.2%
21	Thailand	2	0.2%
22	Romania	2	0.2%
23	Slovakia	2	0.2%
24	Bulgaria	1	0.1%
25	Indonesia	1	0.1%
26	Mongolia	1	0.1%
27	Nigeria	1	0.1%
28	Jordan	1	0.1%
29	Korea, Republic of	1	0.1%