Rank	Countries/Territories	Count	Percent
1	United States	421	34.2%
2	China	339	27.6%
3	Germany	121	9.8%
4	United Kingdom	44	3.6%
5	Japan	29	2.4%
6	India	27	2.2%
7	Netherlands	18	1.5%
8	Mexico	15	1.2%
9	Korea, Republic of	15	1.2%
10	Indonesia	15	1.2%
11	Viet Nam	15	1.2%
12	Singapore	14	1.1%
13	France	11	0.9%
14	Russia	10	0.8%
15	Hong Kong	9	0.7%
16	Colombia	8	0.7%
17	Australia	8	0.7%
18	Cyprus	7	0.6%
19	Iran, Islamic Republic of	7	0.6%
20	Canada	7	0.6%
21	Sweden	7	0.6%
22		6	0.5%
23	Belgium	5	0.4%
24	Iraq	5	0.4%
25	Hungary	5	0.4%
26	Pakistan	5	0.4%
27	South Africa	5	0.4%
28	Taiwan	4	0.3%
29	Nigeria	4	0.3%
30	Israel	4	0.3%
31	Egypt	4	0.3%
32	Argentina	4	0.3%
33	Norway	3	0.2%
34	Turkey	3	0.2%
35	Romania	3	0.2%
36	Lithuania	2	0.2%
37	Ukraine	2	0.2%
38	Spain	2	0.2%
39	Philippines	2	0.2%
40	Poland	2	0.2%
41	Mongolia	2	0.2%
42	Kenya	2	0.2%
43	Denmark	2	0.2%
44	Ireland	2	0.2%
45	Finland	1	0.1%
46	Georgia	1	0.1%
47	Libya	1	0.1%
48	New Zealand	1	0.1%
49	Sri Lanka	1	0.1%