Rank	Countries/Territories	Count	Percent
1	United States	435	38.5%
2	China	295	26.1%
3	Germany	106	9.4%
4	Japan	70	6.2%
5		33	2.9%
6	France	31	2.7%
7	Singapore	21	1.9%
8	Netherlands	19	1.7%
9	United Kingdom	14	1.2%
10	Korea, Republic of	14	1.2%
11	Taiwan	12	1.1%
12	Canada	10	0.9%
13	Denmark	8	0.7%
14	Portugal	7	0.6%
15	Australia	6	0.5%
16	Iran, Islamic Republic of	6	0.5%
17	Belgium	5	0.4%
18	Cyprus	5	0.4%
19	Mexico	5	0.4%
20	Sweden	4	0.4%
21	Ireland	4	0.4%
22	Hong Kong	3	0.3%
23	Argentina	3	0.3%
24	India	2	0.2%
25	Latvia	2	0.2%
26	Ukraine	2	0.2%
27	Norway	2	0.2%
28	Philippines	2	0.2%
29	Poland	1	0.1%
30	Russia	1	0.1%
31	Spain	1	0.1%
32	Estonia	1	0.1%