Rank	Countries/Territories	Count	Percent
1	United States	1102	63.7%
2	China	324	18.7%
3	Germany	50	2.9%
4	Sweden	34	2%
5	Netherlands	24	1.4%
6	Switzerland	17	1%
7	Taiwan	17	1%
8	Japan	14	0.8%
9	Korea, Republic of	13	0.8%
10	United Kingdom	13	0.8%
11	Iran, Islamic Republic of	11	0.6%
12	Canada	11	0.6%
13	Singapore	10	0.6%
14	Ukraine	9	0.5%
15	Malaysia	9	0.5%
16	India	9	0.5%
17	France	6	0.3%
18	Turkey	6	0.3%
19	Poland	5	0.3%
20	New Zealand	5	0.3%
21	Australia	5	0.3%
22	Ireland	5	0.3%
23	Hong Kong	4	0.2%
24	Philippines	4	0.2%
25	Indonesia	3	0.2%
26	Lithuania	3	0.2%
27	Egypt	3	0.2%
28	Cyprus	2	0.1%
29	Norway	2	0.1%
30	Peru	2	0.1%
31	Russia	2	0.1%
32	Mongolia	1	0.1%
33	Trinidad and Tobago	1	0.1%
34	Ecuador	1	0.1%
35	Bangladesh	1	0.1%
36	Argentina	1	0.1%
37	Viet Nam	1	0.1%