Rank	Countries/Territories	Count	Percent
1	United States	461	46.9%
2	China	214	21.8%
3	Germany	138	14.1%
4	India	25	2.5%
5	France	20	2%
6	Japan	11	1.1%
7	Netherlands	11	1.1%
8	Korea, Republic of	9	0.9%
9	Cyprus	9	0.9%
10	Canada	8	0.8%
11	Israel	7	0.7%
12	Viet Nam	7	0.7%
13	United Kingdom	5	0.5%
14	Switzerland	5	0.5%
15	Bulgaria	5	0.5%
16	Singapore	4	0.4%
17	Nigeria	4	0.4%
18	Norway	3	0.3%
19	Sweden	3	0.3%
20	Argentina	3	0.3%
21	Zambia	3	0.3%
22	Australia	2	0.2%
23	Denmark	2	0.2%
24	Greece	2	0.2%
25	Mongolia	2	0.2%
26	Taiwan	2	0.2%
27	United Arab Emirates	2	0.2%
28	Pakistan	2	0.2%
29	Poland	1	0.1%
30	Saint Lucia	1	0.1%
31	Jamaica	1	0.1%
32	Malaysia	1	0.1%
33	Slovakia	1	0.1%
34	New Zealand	1	0.1%
35	Hong Kong	1	0.1%
36	Indonesia	1	0.1%
37	Ireland	1	0.1%
38	Afghanistan	1	0.1%
39	Finland	1	0.1%
40	Bahamas	1	0.1%
41	Belgium	1	0.1%