Rank	Countries/Territories	Count	Percent
1	United States	284	32.8%
2	China	239	27.6%
3	Germany	53	6.1%
4	India	32	3.7%
5	Canada	32	3.7%
6		30	3.5%
7	Netherlands	30	3.5%
8	Portugal	19	2.2%
9	United Kingdom	18	2.1%
10	Japan	17	2%
11	Ireland	17	2%
12	France	11	1.3%
13	Australia	8	0.9%
14	Cyprus	8	0.9%
15	Singapore	8	0.9%
16	Guatemala	6	0.7%
17	Iran, Islamic Republic of	6	0.7%
18	Hong Kong	5	0.6%
19	Spain	3	0.3%
20	Switzerland	3	0.3%
21	Korea, Republic of	3	0.3%
22	Malaysia	3	0.3%
23	Mongolia	2	0.2%
24	Montenegro	2	0.2%
25	Romania	2	0.2%
26	Sweden	2	0.2%
27	South Africa	2	0.2%
28	Kenya	2	0.2%
29	Ethiopia	2	0.2%
30	Israel	2	0.2%
31	Chile	2	0.2%
32	Belgium	2	0.2%
33	Bulgaria	2	0.2%
34	Argentina	2	0.2%
35	Denmark	1	0.1%
36	Italy	1	0.1%
37	Iraq	1	0.1%
38	Turkey	1	0.1%
39	Ukraine	1	0.1%
40	Russia	1	0.1%