Rank	Countries/Territories	Count	Percent
1	United States	420	38.9%
2	China	326	30.2%
3	Germany	132	12.2%
4	Japan	23	2.1%
5	France	22	2%
6	Netherlands	16	1.5%
7	Taiwan	15	1.4%
8	Belgium	15	1.4%
9	Canada	14	1.3%
10	United Kingdom	12	1.1%
11	Singapore	10	0.9%
12	Italy	9	0.8%
13	Brazil	6	0.6%
14	Russia	6	0.6%
15	Australia	5	0.5%
16	India	5	0.5%
17	Cyprus	5	0.5%
18	Denmark	5	0.5%
19	Hong Kong	4	0.4%
20	Colombia	3	0.3%
21	Sweden	3	0.3%
22	Romania	2	0.2%
23	Nigeria	2	0.2%
24	Korea, Republic of	2	0.2%
25	Liechtenstein	2	0.2%
26	Malaysia	2	0.2%
27	Mongolia	2	0.2%
28	Indonesia	2	0.2%
29	Finland	1	0.1%
30	Argentina	1	0.1%
31	Bangladesh	1	0.1%
32	Morocco	1	0.1%
33	Norway	1	0.1%
34	Switzerland	1	0.1%
35	Slovenia	1	0.1%
36	South Africa	1	0.1%
37	Turkey	1	0.1%