Rank	Countries/Territories	Count	Percent
1	United States	221	34.9%
2	China	174	27.5%
3	Germany	39	6.2%
4	Saudi Arabia	26	4.1%
5	Colombia	18	2.8%
6	Ireland	12	1.9%
7	Russia	12	1.9%
8	Switzerland	12	1.9%
9	Ukraine	11	1.7%
10	Korea, Republic of	11	1.7%
11	Sweden	9	1.4%
12	Cyprus	9	1.4%
13	Australia	9	1.4%
14	United Kingdom	8	1.3%
15	Singapore	7	1.1%
16	Poland	6	0.9%
17	France	6	0.9%
18	Netherlands	5	0.8%
19	Hong Kong	4	0.6%
20	India	4	0.6%
21	Indonesia	4	0.6%
22	Canada	4	0.6%
23	Bangladesh	3	0.5%
24	Spain	3	0.5%
25	Japan	2	0.3%
26	Mexico	2	0.3%
27	Bulgaria	2	0.3%
28	Chile	2	0.3%
29	Iran, Islamic Republic of	2	0.3%
30	Iraq	1	0.2%
31	Argentina	1	0.2%
32	Italy	1	0.2%
33	Egypt	1	0.2%
34	Panama	1	0.2%
35	Taiwan	1	0.2%