Rank	Countries/Territories	Count	Percent
1	United States	357	34.4%
2	China	270	26%
3	Germany	63	6.1%
4	India	63	6.1%
5	Japan	47	4.5%
6	Russia	36	3.5%
7	Singapore	31	3%
8	Korea, Republic of	17	1.6%
9	Netherlands	16	1.5%
10	United Kingdom	12	1.2%
11	Canada	11	1.1%
12	Czech Republic	10	1%
13	Portugal	10	1%
14	Iran, Islamic Republic of	10	1%
15	Hong Kong	9	0.9%
16	Malaysia	8	0.8%
17	Oman	4	0.4%
18	Pakistan	4	0.4%
19	Ireland	4	0.4%
20	Jordan	4	0.4%
21	Taiwan	4	0.4%
22	Turkey	4	0.4%
23	Viet Nam	3	0.3%
24	Poland	3	0.3%
25	Egypt	3	0.3%
26	Bulgaria	3	0.3%
27	Argentina	2	0.2%
28	Australia	2	0.2%
29	Belgium	2	0.2%
30	Denmark	2	0.2%
31	Ecuador	2	0.2%
32	Cyprus	2	0.2%
33	France	2	0.2%
34	Greece	2	0.2%
35	Philippines	2	0.2%
36	United Arab Emirates	2	0.2%
37	Thailand	2	0.2%
38	Spain	1	0.1%
39	Sweden	1	0.1%
40	Nigeria	1	0.1%
41	Norway	1	0.1%
42	Romania	1	0.1%
43	Lebanon	1	0.1%
44	Italy	1	0.1%
45	Iraq	1	0.1%
46	Hungary	1	0.1%
47	Indonesia	1	0.1%