Rank	Countries/Territories	Count	Percent
1	United States	345	41.9%
2	China	180	21.9%
3	Germany	94	11.4%
4	Australia	30	3.6%
5	United Kingdom	27	3.3%
6	Singapore	27	3.3%
7	Netherlands	23	2.8%
8	Taiwan	12	1.5%
9	France	11	1.3%
10	Poland	6	0.7%
11	Japan	6	0.7%
12		6	0.7%
13	Cyprus	6	0.7%
14	India	5	0.6%
15	Indonesia	4	0.5%
16	Iran, Islamic Republic of	4	0.5%
17	Hong Kong	3	0.4%
18	Canada	3	0.4%
19	Sri Lanka	3	0.4%
20	United Arab Emirates	3	0.4%
21	Spain	2	0.2%
22	Sweden	2	0.2%
23	Russia	2	0.2%
24	Chile	2	0.2%
25	Ireland	2	0.2%
26	Macao	2	0.2%
27	Namibia	2	0.2%
28	Pakistan	2	0.2%
29	Peru	2	0.2%
30	Argentina	1	0.1%
31	Iceland	1	0.1%
32	Portugal	1	0.1%
33	Romania	1	0.1%
34	Switzerland	1	0.1%
35	Slovakia	1	0.1%
36	South Africa	1	0.1%