Rank	Countries/Territories	Count	Percent
1	United States	490	33.6%
2	China	488	33.4%
3	Germany	118	8.1%
4	United Kingdom	41	2.8%
5	India	38	2.6%
6	Italy	38	2.6%
7		36	2.5%
8	Canada	24	1.6%
9	Netherlands	19	1.3%
10	Korea, Republic of	18	1.2%
11	Taiwan	11	0.8%
12	Thailand	10	0.7%
13	Japan	10	0.7%
14	Belgium	10	0.7%
15	Sweden	9	0.6%
16	Turkey	7	0.5%
17	Ukraine	7	0.5%
18	Brazil	7	0.5%
19	Ireland	7	0.5%
20	Indonesia	7	0.5%
21	Hong Kong	7	0.5%
22	Cyprus	7	0.5%
23	Iran, Islamic Republic of	6	0.4%
24	Denmark	5	0.3%
25	France	5	0.3%
26	Hungary	4	0.3%
27	Singapore	4	0.3%
28	Romania	4	0.3%
29	Philippines	3	0.2%
30	Russia	2	0.1%
31	Peru	2	0.1%
32	Mexico	2	0.1%
33	Colombia	2	0.1%
34	Austria	2	0.1%
35	Bangladesh	2	0.1%
36	Viet Nam	2	0.1%
37	Albania	1	0.1%
38	Australia	1	0.1%
39	Saudi Arabia	1	0.1%
40	Slovakia	1	0.1%
41	Sri Lanka	1	0.1%