Rank	Countries/Territories	Count	Percent
1	United States	1221	36%
2	China	764	22.5%
3	Germany	263	7.8%
4	Korea, Republic of	79	2.3%
5	Sweden	78	2.3%
6	France	74	2.2%
7	Canada	60	1.8%
8	Czech Republic	57	1.7%
9	Netherlands	55	1.6%
10	Brazil	54	1.6%
11	Mexico	49	1.4%
12	Australia	45	1.3%
13	India	44	1.3%
14	Japan	44	1.3%
15	Romania	40	1.2%
16	United Kingdom	34	1%
17	Iran, Islamic Republic of	29	0.9%
18	Italy	28	0.8%
19	Thailand	28	0.8%
20	Singapore	28	0.8%
21	Russia	25	0.7%
22	Spain	20	0.6%
23	Turkey	18	0.5%
24	Indonesia	17	0.5%
25	Viet Nam	16	0.5%
26	Taiwan	15	0.4%
27	Hong Kong	13	0.4%
28	Colombia	12	0.4%
29	Malaysia	12	0.4%
30	Peru	12	0.4%
31	Poland	12	0.4%
32	Portugal	12	0.4%
33	Nigeria	10	0.3%
34	Philippines	9	0.3%
35	Argentina	8	0.2%
36	Chile	7	0.2%
37	Israel	7	0.2%
38	United Arab Emirates	7	0.2%
39	Ireland	6	0.2%
40	Estonia	6	0.2%
41	Hungary	5	0.1%
42	Cyprus	5	0.1%
43	Ukraine	5	0.1%
44	Pakistan	5	0.1%
45	Switzerland	4	0.1%
46	Saudi Arabia	4	0.1%
47	Latvia	4	0.1%
48	Jordan	4	0.1%
49	Ecuador	4	0.1%
50	Ghana	3	0.1%
51	Greece	3	0.1%
52	Macao	3	0.1%
53	Venezuela, Bolivarian Republic of	3	0.1%
54	Montenegro	2	0.1%
55	Morocco	2	0.1%
56	Norway	2	0.1%
57	New Zealand	2	0.1%
58	Ethiopia	2	0.1%
59	Belgium	2	0.1%
60	Bahrain	1	0%
61	Bangladesh	1	0%
62	Bulgaria	1	0%
63	Cook Islands	1	0%
64	Croatia	1	0%
65	Guatemala	1	0%
66	Libya	1	0%
67	Lao People's Democratic Republic	1	0%