Rank	Countries/Territories	Count	Percent
1	United States	423	44.6%
2	China	254	26.8%
3	Germany	74	7.8%
4	Poland	28	3%
5	France	22	2.3%
6	Australia	22	2.3%
7	Canada	21	2.2%
8	India	19	2%
9	Japan	17	1.8%
10	Taiwan	13	1.4%
11	Netherlands	8	0.8%
12	Korea, Republic of	7	0.7%
13	Belgium	5	0.5%
14	Ireland	5	0.5%
15	Malaysia	3	0.3%
16	Egypt	2	0.2%
17	Hong Kong	2	0.2%
18	Hungary	2	0.2%
19	Colombia	2	0.2%
20	Algeria	2	0.2%
21	Singapore	2	0.2%
22	Thailand	2	0.2%
23	Sweden	2	0.2%
24	Switzerland	2	0.2%
25	Ukraine	1	0.1%
26	Spain	1	0.1%
27	Russia	1	0.1%
28	Iran, Islamic Republic of	1	0.1%
29	Iraq	1	0.1%
30	Argentina	1	0.1%
31	Bangladesh	1	0.1%
32	Cyprus	1	0.1%
33	Mongolia	1	0.1%