Rank	Countries/Territories	Count	Percent
1	United States	352	37.8%
2	China	295	31.7%
3	Germany	49	5.3%
4	Australia	46	4.9%
5	India	34	3.7%
6	Korea, Republic of	25	2.7%
7	Israel	15	1.6%
8	Russia	14	1.5%
9	Japan	12	1.3%
10	France	10	1.1%
11	Canada	7	0.8%
12	Singapore	7	0.8%
13	Taiwan	6	0.6%
14	Ireland	6	0.6%
15	Hong Kong	6	0.6%
16	Italy	4	0.4%
17	Netherlands	4	0.4%
18	Turkey	4	0.4%
19	Ukraine	3	0.3%
20	Viet Nam	3	0.3%
21	Iran, Islamic Republic of	3	0.3%
22	Argentina	3	0.3%
23	Cyprus	3	0.3%
24	Denmark	3	0.3%
25	Egypt	2	0.2%
26	Bulgaria	2	0.2%
27	Mexico	2	0.2%
28	Mongolia	2	0.2%
29	Peru	1	0.1%
30	Portugal	1	0.1%
31	Saudi Arabia	1	0.1%
32	Sweden	1	0.1%
33	United Kingdom	1	0.1%
34	Bahrain	1	0.1%
35	Belgium	1	0.1%
36	Finland	1	0.1%