Rank	Countries/Territories	Count	Percent
1	United States	569	40.4%
2	China	471	33.5%
3	Germany	91	6.5%
4	Japan	50	3.6%
5	United Kingdom	36	2.6%
6	France	23	1.6%
7	Iran, Islamic Republic of	19	1.3%
8	Singapore	17	1.2%
9	Taiwan	16	1.1%
10	Korea, Republic of	15	1.1%
11	Netherlands	14	1%
12	India	11	0.8%
13	Australia	10	0.7%
14	Hong Kong	7	0.5%
15	Russia	7	0.5%
16	Cyprus	6	0.4%
17	Canada	5	0.4%
18	Ukraine	5	0.4%
19	Turkey	4	0.3%
20	Sweden	4	0.3%
21	Portugal	4	0.3%
22	Ireland	4	0.3%
23	Italy	3	0.2%
24	Latvia	3	0.2%
25	Mexico	3	0.2%
26	South Africa	2	0.1%
27	Indonesia	2	0.1%
28	Argentina	2	0.1%
29	Bangladesh	1	0.1%
30	Czech Republic	1	0.1%
31	Malaysia	1	0.1%
32	Spain	1	0.1%
33	Romania	1	0.1%