Rank	Countries/Territories	Count	Percent
1	United States	267	35.6%
2	China	253	33.8%
3	Germany	51	6.8%
4	India	26	3.5%
5	Russia	15	2%
6	Hong Kong	14	1.9%
7	Japan	13	1.7%
8	Korea, Republic of	11	1.5%
9	Taiwan	11	1.5%
10	Italy	11	1.5%
11	Singapore	10	1.3%
12	Netherlands	7	0.9%
13	France	6	0.8%
14	Australia	5	0.7%
15	Egypt	4	0.5%
16	Poland	4	0.5%
17	Sweden	4	0.5%
18	United Kingdom	4	0.5%
19	Saudi Arabia	3	0.4%
20	Nigeria	3	0.4%
21	Cyprus	3	0.4%
22	Ireland	3	0.4%
23	Mexico	2	0.3%
24	Hungary	2	0.3%
25	Iran, Islamic Republic of	2	0.3%
26	Canada	2	0.3%
27	Colombia	2	0.3%
28	Pakistan	2	0.3%
29	Togo	2	0.3%
30	Ukraine	2	0.3%
31	South Africa	1	0.1%
32	Philippines	1	0.1%
33	Portugal	1	0.1%
34	Denmark	1	0.1%
35	Argentina	1	0.1%