Rank	Countries/Territories	Count	Percent
1	United States	587	38.1%
2	China	481	31.2%
3	Germany	196	12.7%
4	Japan	80	5.2%
5	France	34	2.2%
6	India	27	1.8%
7	Australia	15	1%
8	Norway	14	0.9%
9	Canada	13	0.8%
10	Singapore	12	0.8%
11	Ukraine	11	0.7%
12	Russia	10	0.6%
13	Iran, Islamic Republic of	8	0.5%
14	Korea, Republic of	7	0.5%
15	Netherlands	6	0.4%
16	Cyprus	4	0.3%
17	Latvia	3	0.2%
18	Hong Kong	3	0.2%
19	Ireland	3	0.2%
20	United Kingdom	3	0.2%
21	Viet Nam	2	0.1%
22	Sweden	2	0.1%
23	Thailand	2	0.1%
24	Peru	2	0.1%
25	Philippines	2	0.1%
26	Chile	2	0.1%
27	Argentina	2	0.1%
28	Algeria	1	0.1%
29	Bangladesh	1	0.1%
30	Brazil	1	0.1%
31	Indonesia	1	0.1%
32	Lithuania	1	0.1%
33	Morocco	1	0.1%
34	Poland	1	0.1%
35	Tunisia	1	0.1%
36	Switzerland	1	0.1%