Rank	Countries/Territories	Count	Percent
1	United States	637	40.2%
2	China	561	35.4%
3	Germany	142	9%
4	France	34	2.1%
5	Japan	31	2%
6	Netherlands	22	1.4%
7	Singapore	15	0.9%
8	India	15	0.9%
9	Switzerland	14	0.9%
10	United Kingdom	13	0.8%
11	Korea, Republic of	11	0.7%
12	Australia	8	0.5%
13	Taiwan	8	0.5%
14	Cyprus	7	0.4%
15	Indonesia	7	0.4%
16	Canada	7	0.4%
17	Egypt	6	0.4%
18	Israel	6	0.4%
19	Russia	5	0.3%
20	Sweden	5	0.3%
21	Tunisia	3	0.2%
22	Saudi Arabia	3	0.2%
23	Italy	3	0.2%
24	Mongolia	2	0.1%
25	Hong Kong	2	0.1%
26	Iran, Islamic Republic of	2	0.1%
27	Turkey	2	0.1%
28	Ukraine	2	0.1%
29	Ireland	1	0.1%
30	Argentina	1	0.1%
31	Estonia	1	0.1%
32	Bangladesh	1	0.1%
33	Belgium	1	0.1%
34	Bulgaria	1	0.1%
35	Latvia	1	0.1%
36	Lithuania	1	0.1%
37	Luxembourg	1	0.1%
38	Spain	1	0.1%
39	Nigeria	1	0.1%
40	Pakistan	1	0.1%
41	Philippines	1	0.1%