Rank	Countries/Territories	Count	Percent
1	United States	285	42%
2	China	119	17.5%
3	Germany	59	8.7%
4	India	30	4.4%
5		23	3.4%
6	Canada	14	2.1%
7	France	12	1.8%
8	Singapore	11	1.6%
9	Bulgaria	10	1.5%
10	Japan	9	1.3%
11	Malaysia	8	1.2%
12	Russia	8	1.2%
13	Thailand	8	1.2%
14	Brazil	7	1%
15	Australia	7	1%
16	Netherlands	6	0.9%
17	Korea, Republic of	6	0.9%
18	Italy	5	0.7%
19	Hong Kong	5	0.7%
20	Indonesia	4	0.6%
21	United Kingdom	4	0.6%
22	Viet Nam	3	0.4%
23	Spain	3	0.4%
24	Iran, Islamic Republic of	3	0.4%
25	Hungary	3	0.4%
26	Colombia	2	0.3%
27	Cyprus	2	0.3%
28	Kenya	2	0.3%
29	Malta	2	0.3%
30	Mexico	2	0.3%
31	Pakistan	2	0.3%
32	Peru	2	0.3%
33	Turkey	2	0.3%
34	United Arab Emirates	1	0.1%
35	Sri Lanka	1	0.1%
36	Taiwan	1	0.1%
37	Philippines	1	0.1%
38	Romania	1	0.1%
39	Saudi Arabia	1	0.1%
40	South Africa	1	0.1%
41	Nepal	1	0.1%
42	Austria	1	0.1%
43	Argentina	1	0.1%
44	Ireland	1	0.1%