Rank	Countries/Territories	Count	Percent
1	United States	616	51.9%
2	China	299	25.2%
3	Germany	100	8.4%
4	Japan	32	2.7%
5	France	22	1.9%
6	Canada	15	1.3%
7	Singapore	14	1.2%
8	Netherlands	11	0.9%
9	Australia	8	0.7%
10	Cyprus	7	0.6%
11	South Africa	7	0.6%
12	Uzbekistan	5	0.4%
13	Turkey	5	0.4%
14	India	5	0.4%
15	Switzerland	4	0.3%
16	Viet Nam	3	0.3%
17	Mexico	3	0.3%
18	Poland	3	0.3%
19	Ireland	3	0.3%
20	Italy	3	0.3%
21	Korea, Republic of	3	0.3%
22	Indonesia	2	0.2%
23	Hong Kong	2	0.2%
24	Russia	2	0.2%
25	Slovenia	2	0.2%
26	Ukraine	2	0.2%
27	Tunisia	2	0.2%
28	Spain	1	0.1%
29	Morocco	1	0.1%
30	Pakistan	1	0.1%
31	Georgia	1	0.1%
32	Argentina	1	0.1%
33	Lithuania	1	0.1%
34	Malaysia	1	0.1%