Rank	Countries/Territories	Count	Percent
1	United States	292	37.1%
2	China	139	17.6%
3	Germany	44	5.6%
4	Japan	37	4.7%
5	Korea, Republic of	33	4.2%
6	India	24	3%
7	Netherlands	22	2.8%
8	Mexico	15	1.9%
9	South Africa	15	1.9%
10	Singapore	14	1.8%
11	Turkey	11	1.4%
12	Canada	11	1.4%
13	Italy	8	1%
14	Spain	8	1%
15	United Kingdom	7	0.9%
16	Brazil	7	0.9%
17	Bulgaria	6	0.8%
18	Ukraine	6	0.8%
19	Taiwan	5	0.6%
20	Iran, Islamic Republic of	5	0.6%
21	Ireland	5	0.6%
22	Greece	5	0.6%
23	Pakistan	5	0.6%
24	Moldova, Republic of	5	0.6%
25	Peru	4	0.5%
26	Portugal	4	0.5%
27	Cyprus	4	0.5%
28	Argentina	4	0.5%
29	Thailand	4	0.5%
30	Russia	4	0.5%
31	Switzerland	3	0.4%
32	Colombia	3	0.4%
33	Hong Kong	3	0.4%
34	Myanmar	3	0.4%
35	Nepal	2	0.3%
36	Lithuania	2	0.3%
37	Romania	2	0.3%
38	Norway	2	0.3%
39	France	2	0.3%
40	Georgia	2	0.3%
41	Belgium	2	0.3%
42	Australia	2	0.3%
43	Sudan	2	0.3%
44	Austria	1	0.1%
45	Israel	1	0.1%
46	Indonesia	1	0.1%
47	Nigeria	1	0.1%
48	Malaysia	1	0.1%