Rank	Countries/Territories	Count	Percent
1	United States	416	33.4%
2	China	348	28%
3	Germany	130	10.5%
4	Singapore	59	4.7%
5	France	55	4.4%
6	Japan	40	3.2%
7	United Kingdom	22	1.8%
8	Canada	21	1.7%
9		20	1.6%
10	Ukraine	13	1%
11	Switzerland	13	1%
12	Netherlands	10	0.8%
13	Korea, Republic of	10	0.8%
14	Colombia	9	0.7%
15	Taiwan	9	0.7%
16	Iran, Islamic Republic of	8	0.6%
17	Cyprus	6	0.5%
18	India	5	0.4%
19	Indonesia	5	0.4%
20	Guatemala	4	0.3%
21	Bulgaria	4	0.3%
22	Russia	4	0.3%
23	Malaysia	4	0.3%
24	Mongolia	3	0.2%
25	Norway	3	0.2%
26	Pakistan	3	0.2%
27	Algeria	3	0.2%
28	Australia	3	0.2%
29	Latvia	3	0.2%
30	Philippines	2	0.2%
31	Turkey	2	0.2%
32	Saudi Arabia	1	0.1%
33	Nigeria	1	0.1%
34	Mauritius	1	0.1%
35	Israel	1	0.1%
36	Italy	1	0.1%
37	Hong Kong	1	0.1%
38	Bangladesh	1	0.1%