Rank	Countries/Territories	Count	Percent
1	United States	268	30.1%
2	China	263	29.6%
3	Germany	54	6.1%
4	Japan	43	4.8%
5	Netherlands	42	4.7%
6	India	40	4.5%
7	Australia	18	2%
8	Bulgaria	14	1.6%
9	Canada	12	1.3%
10	United Kingdom	12	1.3%
11	Egypt	11	1.2%
12	Russia	11	1.2%
13	France	10	1.1%
14	Ireland	9	1%
15	Colombia	8	0.9%
16	Romania	8	0.9%
17	Korea, Republic of	7	0.8%
18	Singapore	6	0.7%
19	Cyprus	5	0.6%
20	Argentina	4	0.4%
21	Austria	3	0.3%
22	South Africa	3	0.3%
23	Taiwan	3	0.3%
24	Sweden	2	0.2%
25	Viet Nam	2	0.2%
26	Turkey	2	0.2%
27	Nigeria	2	0.2%
28	Peru	2	0.2%
29	Poland	2	0.2%
30	Bangladesh	2	0.2%
31	Chile	2	0.2%
32	Croatia	2	0.2%
33	Indonesia	2	0.2%
34	Hong Kong	2	0.2%
35	Hungary	1	0.1%
36	Greece	1	0.1%
37	New Zealand	1	0.1%
38	Spain	1	0.1%
39	Serbia	1	0.1%
40	Mexico	1	0.1%
41	Moldova, Republic of	1	0.1%
42	Myanmar	1	0.1%
43	Israel	1	0.1%
44	Italy	1	0.1%
45	Kazakhstan	1	0.1%
46	Ukraine	1	0.1%
47	Thailand	1	0.1%