Rank	Countries/Territories	Count	Percent
1	United States	342	44.9%
2	China	173	22.7%
3	Germany	72	9.5%
4	Japan	35	4.6%
5	France	18	2.4%
6	Singapore	13	1.7%
7	Viet Nam	12	1.6%
8	India	12	1.6%
9	Netherlands	10	1.3%
10	Canada	9	1.2%
11	Australia	7	0.9%
12	Cyprus	7	0.9%
13	Korea, Republic of	6	0.8%
14	Norway	4	0.5%
15	Bulgaria	4	0.5%
16	Denmark	3	0.4%
17	Egypt	3	0.4%
18	Ireland	3	0.4%
19	Israel	3	0.4%
20	Russia	3	0.4%
21	Malaysia	3	0.4%
22	United Kingdom	3	0.4%
23	Slovakia	2	0.3%
24	Spain	2	0.3%
25	Iran, Islamic Republic of	2	0.3%
26	Estonia	2	0.3%
27	Argentina	1	0.1%
28	Italy	1	0.1%
29	Greece	1	0.1%
30	Hong Kong	1	0.1%
31	Hungary	1	0.1%
32	Taiwan	1	0.1%
33	Nepal	1	0.1%
34	Philippines	1	0.1%