Rank	Countries/Territories	Count	Percent
1	United States	661	43.8%
2	China	398	26.4%
3	Germany	192	12.7%
4	France	36	2.4%
5	India	31	2.1%
6	Japan	30	2%
7	Singapore	19	1.3%
8	Canada	19	1.3%
9	United Kingdom	18	1.2%
10	Sweden	14	0.9%
11	Netherlands	12	0.8%
12	Czech Republic	10	0.7%
13	Hungary	7	0.5%
14	Cyprus	6	0.4%
15	Korea, Republic of	6	0.4%
16	Ireland	6	0.4%
17	Turkey	5	0.3%
18	Iran, Islamic Republic of	4	0.3%
19	Denmark	3	0.2%
20	Egypt	3	0.2%
21	Argentina	3	0.2%
22	Taiwan	3	0.2%
23	South Africa	3	0.2%
24	Philippines	2	0.1%
25	Switzerland	2	0.1%
26	Viet Nam	2	0.1%
27	Australia	2	0.1%
28	Bangladesh	2	0.1%
29	Hong Kong	2	0.1%
30	Georgia	1	0.1%
31	Bulgaria	1	0.1%
32	Thailand	1	0.1%
33	Poland	1	0.1%
34	Russia	1	0.1%
35	Spain	1	0.1%
36	Mongolia	1	0.1%