Rank	Countries/Territories	Count	Percent
1	United States	398	33.7%
2	China	371	31.4%
3	Germany	77	6.5%
4	Japan	60	5.1%
5	India	42	3.6%
6	Russia	39	3.3%
7	France	29	2.5%
8	Korea, Republic of	22	1.9%
9	Canada	18	1.5%
10	Hong Kong	13	1.1%
11	Ukraine	13	1.1%
12	Netherlands	12	1%
13	Mexico	9	0.8%
14	Singapore	8	0.7%
15	Australia	7	0.6%
16	Ethiopia	7	0.6%
17	Cyprus	7	0.6%
18	Ireland	6	0.5%
19	South Africa	6	0.5%
20	Turkey	6	0.5%
21	Romania	4	0.3%
22	Indonesia	4	0.3%
23	Israel	3	0.3%
24	Egypt	3	0.3%
25	Argentina	3	0.3%
26	Taiwan	3	0.3%
27	Thailand	3	0.3%
28	Iran, Islamic Republic of	2	0.2%
29	Italy	1	0.1%
30	Brazil	1	0.1%
31	Norway	1	0.1%
32	Portugal	1	0.1%
33	United Kingdom	1	0.1%
34	Yemen	1	0.1%