Rank	Countries/Territories	Count	Percent
1	United States	539	33.1%
2	China	518	31.8%
3	Germany	118	7.3%
4		83	5.1%
5	Japan	72	4.4%
6	France	50	3.1%
7	Netherlands	38	2.3%
8	Canada	29	1.8%
9	Korea, Republic of	24	1.5%
10	Russia	21	1.3%
11	Indonesia	19	1.2%
12	Singapore	17	1%
13	Australia	13	0.8%
14	United Kingdom	9	0.6%
15	India	7	0.4%
16	Cyprus	6	0.4%
17	Taiwan	6	0.4%
18	South Africa	6	0.4%
19	Belgium	5	0.3%
20	Argentina	4	0.2%
21	Greece	4	0.2%
22	Viet Nam	4	0.2%
23	Spain	3	0.2%
24	Romania	3	0.2%
25	Ireland	3	0.2%
26	Italy	2	0.1%
27	Latvia	2	0.1%
28	Slovenia	2	0.1%
29	Nigeria	2	0.1%
30	Poland	2	0.1%
31	Egypt	2	0.1%
32	Sweden	2	0.1%
33	Switzerland	1	0.1%
34	Thailand	1	0.1%
35	Ghana	1	0.1%
36	Austria	1	0.1%
37	Brazil	1	0.1%
38	Colombia	1	0.1%
39	Puerto Rico	1	0.1%
40	Pakistan	1	0.1%
41	Palestine, State of	1	0.1%
42	Saudi Arabia	1	0.1%
43	Mexico	1	0.1%
44	New Zealand	1	0.1%