Rank	Countries/Territories	Count	Percent
1	United States	706	45.4%
2	China	467	30%
3	Germany	102	6.6%
4	Australia	39	2.5%
5	Canada	33	2.1%
6	Japan	29	1.9%
7	Russia	22	1.4%
8	France	15	1%
9	Netherlands	14	0.9%
10	Taiwan	13	0.8%
11	Korea, Republic of	12	0.8%
12	Singapore	10	0.6%
13	Italy	10	0.6%
14	United Kingdom	9	0.6%
15	Romania	7	0.4%
16	Peru	7	0.4%
17	Cyprus	7	0.4%
18	Ireland	6	0.4%
19	Ukraine	5	0.3%
20	Turkey	4	0.3%
21	Czech Republic	4	0.3%
22	Indonesia	4	0.3%
23	Argentina	3	0.2%
24	Austria	3	0.2%
25	Latvia	3	0.2%
26	Malaysia	2	0.1%
27	Bangladesh	2	0.1%
28	Brazil	2	0.1%
29	Finland	2	0.1%
30	Hong Kong	2	0.1%
31	India	2	0.1%
32	Iran, Islamic Republic of	1	0.1%
33	Chile	1	0.1%
34	Bulgaria	1	0.1%
35	Mongolia	1	0.1%
36	Israel	1	0.1%
37	Nigeria	1	0.1%
38	Norway	1	0.1%
39	Philippines	1	0.1%
40	South Africa	1	0.1%
41	Tunisia	1	0.1%