Rank	Countries/Territories	Count	Percent
1	United States	271	32.1%
2	China	237	28.1%
3	Germany	128	15.2%
4	Singapore	31	3.7%
5	India	28	3.3%
6	France	21	2.5%
7	Turkey	18	2.1%
8	Slovakia	13	1.5%
9	Canada	12	1.4%
10	Korea, Republic of	9	1.1%
11	Japan	7	0.8%
12	Spain	7	0.8%
13	Cyprus	7	0.8%
14	Netherlands	6	0.7%
15	United Kingdom	6	0.7%
16	Egypt	5	0.6%
17	Australia	5	0.6%
18	Italy	5	0.6%
19	Libya	4	0.5%
20	Latvia	2	0.2%
21	Thailand	2	0.2%
22	South Africa	2	0.2%
23	Ireland	2	0.2%
24	Israel	2	0.2%
25	Hong Kong	2	0.2%
26	Belgium	2	0.2%
27	Argentina	2	0.2%
28	Colombia	2	0.2%
29	Croatia	2	0.2%
30	Iran, Islamic Republic of	1	0.1%
31	Iraq	1	0.1%
32	Ukraine	1	0.1%