Rank	Countries/Territories	Count	Percent
1	United States	290	29.1%
2	China	207	20.8%
3	Germany	59	5.9%
4	Italy	50	5%
5	United Kingdom	45	4.5%
6	Spain	37	3.7%
7	Poland	23	2.3%
8	Belgium	22	2.2%
9	Japan	19	1.9%
10	Taiwan	18	1.8%
11	Romania	17	1.7%
12	Netherlands	15	1.5%
13	Canada	14	1.4%
14	Hungary	14	1.4%
15	Ireland	13	1.3%
16	France	12	1.2%
17	Hong Kong	12	1.2%
18	Malaysia	11	1.1%
19	Brazil	10	1%
20	Korea, Republic of	9	0.9%
21	Sweden	8	0.8%
22	Turkey	7	0.7%
23	Switzerland	6	0.6%
24	Mexico	6	0.6%
25	Egypt	6	0.6%
26	Denmark	5	0.5%
27	Portugal	5	0.5%
28	India	5	0.5%
29	Singapore	5	0.5%
30	Viet Nam	5	0.5%
31	Australia	4	0.4%
32	Austria	4	0.4%
33	Cyprus	3	0.3%
34	Greece	3	0.3%
35	Israel	3	0.3%
36	Nicaragua	3	0.3%
37	Jordan	2	0.2%
38	Indonesia	2	0.2%
39	Ecuador	2	0.2%
40	Ethiopia	2	0.2%
41	Colombia	2	0.2%
42	South Africa	2	0.2%
43	Thailand	2	0.2%
44	Slovakia	1	0.1%
45	Russia	1	0.1%
46	Ukraine	1	0.1%
47	Czech Republic	1	0.1%
48	Guatemala	1	0.1%
49	Honduras	1	0.1%
50	Morocco	1	0.1%