Rank	Countries/Territories	Count	Percent
1	United States	635	40.9%
2	China	478	30.8%
3	Germany	110	7.1%
4	India	74	4.8%
5	Korea, Republic of	36	2.3%
6	Japan	27	1.7%
7	United Kingdom	25	1.6%
8	Italy	16	1%
9	Canada	15	1%
10	Singapore	14	0.9%
11	Australia	13	0.8%
12	Netherlands	10	0.6%
13	Hong Kong	8	0.5%
14	Malaysia	8	0.5%
15	Taiwan	7	0.5%
16	Cyprus	7	0.5%
17	Ireland	7	0.5%
18	Argentina	6	0.4%
19	Denmark	5	0.3%
20	Iran, Islamic Republic of	5	0.3%
21	Spain	4	0.3%
22	Sweden	4	0.3%
23	Lithuania	4	0.3%
24	Norway	3	0.2%
25	Chile	3	0.2%
26	Russia	3	0.2%
27	Turkey	2	0.1%
28	Ukraine	2	0.1%
29	Czech Republic	2	0.1%
30	France	2	0.1%
31	Georgia	2	0.1%
32	Palestine, State of	2	0.1%
33	Switzerland	2	0.1%
34	Macao	2	0.1%
35	Mongolia	2	0.1%
36	Mexico	1	0.1%
37	Thailand	1	0.1%
38	Tunisia	1	0.1%
39	Greece	1	0.1%
40	Israel	1	0.1%
41	Finland	1	0.1%