Rank	Countries/Territories	Count	Percent
1	United States	452	37%
2	China	439	36%
3	Germany	71	5.8%
4	Japan	43	3.5%
5	Hong Kong	27	2.2%
6	Netherlands	24	2%
7	Iran, Islamic Republic of	17	1.4%
8	Ireland	17	1.4%
9	Australia	16	1.3%
10	Argentina	11	0.9%
11	Canada	10	0.8%
12	Italy	10	0.8%
13	Russia	10	0.8%
14	United Kingdom	8	0.7%
15	Taiwan	6	0.5%
16	Korea, Republic of	6	0.5%
17	Singapore	5	0.4%
18	Cyprus	5	0.4%
19	Ukraine	4	0.3%
20	Mexico	4	0.3%
21	Norway	4	0.3%
22	India	3	0.2%
23	Indonesia	3	0.2%
24	Colombia	3	0.2%
25	Austria	3	0.2%
26	Brazil	3	0.2%
27	Chile	2	0.2%
28	France	2	0.2%
29	Madagascar	2	0.2%
30	Switzerland	2	0.2%
31	Syrian Arab Republic	1	0.1%
32	Slovenia	1	0.1%
33	Turkey	1	0.1%
34	Nepal	1	0.1%
35	Philippines	1	0.1%
36	Portugal	1	0.1%
37	Romania	1	0.1%
38	Algeria	1	0.1%