Rank	Countries/Territories	Count	Percent
1	United States	470	41.8%
2	China	304	27%
3	Japan	78	6.9%
4	Germany	47	4.2%
5	Canada	33	2.9%
6	India	31	2.8%
7	Turkey	29	2.6%
8	Latvia	13	1.2%
9	France	13	1.2%
10	Russia	12	1.1%
11	Singapore	10	0.9%
12	Israel	9	0.8%
13	Hong Kong	9	0.8%
14	Australia	8	0.7%
15	Korea, Republic of	8	0.7%
16	Netherlands	8	0.7%
17	United Kingdom	7	0.6%
18	Italy	4	0.4%
19	Ireland	3	0.3%
20	Sweden	3	0.3%
21	Brazil	3	0.3%
22	Finland	3	0.3%
23	Greece	2	0.2%
24	Colombia	2	0.2%
25	Ukraine	2	0.2%
26	Nigeria	2	0.2%
27	Romania	1	0.1%
28	Mongolia	1	0.1%
29	Mozambique	1	0.1%
30	Switzerland	1	0.1%
31	Taiwan	1	0.1%
32	Thailand	1	0.1%
33	Dominican Republic	1	0.1%
34	Chile	1	0.1%
35	Bulgaria	1	0.1%
36	Bahrain	1	0.1%
37	Argentina	1	0.1%
38	Iran, Islamic Republic of	1	0.1%