Rank	Countries/Territories	Count	Percent
1	United States	255	36.8%
2	China	232	33.5%
3	Germany	55	7.9%
4	France	26	3.8%
5	Japan	21	3%
6	Singapore	16	2.3%
7	Netherlands	13	1.9%
8	Ukraine	10	1.4%
9	Iran, Islamic Republic of	8	1.2%
10	India	5	0.7%
11	Hong Kong	4	0.6%
12	Egypt	4	0.6%
13	Turkey	4	0.6%
14	Lithuania	4	0.6%
15	Korea, Republic of	3	0.4%
16	Cyprus	3	0.4%
17	Belgium	3	0.4%
18	Ireland	3	0.4%
19	Italy	2	0.3%
20	Iraq	2	0.3%
21	Argentina	2	0.3%
22	Australia	2	0.3%
23	Canada	2	0.3%
24	Morocco	2	0.3%
25	Spain	2	0.3%
26	United Arab Emirates	2	0.3%
27	United Kingdom	2	0.3%
28	Russia	2	0.3%
29	Taiwan	1	0.1%
30	Thailand	1	0.1%
31	Denmark	1	0.1%
32	Brazil	1	0.1%