Rank	Countries/Territories	Count	Percent
1	United States	428	36.3%
2	China	414	35.1%
3	Germany	92	7.8%
4	India	37	3.1%
5	Italy	32	2.7%
6	Russia	32	2.7%
7	Japan	22	1.9%
8	Israel	16	1.4%
9	France	15	1.3%
10	Brazil	13	1.1%
11	Korea, Republic of	13	1.1%
12	Ireland	10	0.8%
13	Turkey	9	0.8%
14	Canada	7	0.6%
15	Hong Kong	5	0.4%
16	United Kingdom	5	0.4%
17	Spain	4	0.3%
18	Netherlands	4	0.3%
19	Singapore	3	0.3%
20	Australia	3	0.3%
21	Taiwan	2	0.2%
22	Switzerland	1	0.1%
23	Peru	1	0.1%
24	Saudi Arabia	1	0.1%
25	Lebanon	1	0.1%
26	Bangladesh	1	0.1%
27	Belgium	1	0.1%
28	Bulgaria	1	0.1%
29	Chile	1	0.1%
30	Colombia	1	0.1%
31	Indonesia	1	0.1%
32	Iran, Islamic Republic of	1	0.1%
33	Argentina	1	0.1%
34	Greece	1	0.1%