Rank	Countries/Territories	Count	Percent
1	United States	667	38.4%
2	China	369	21.2%
3	Germany	202	11.6%
4	Argentina	67	3.9%
5	Japan	50	2.9%
6	Israel	35	2%
7	Netherlands	32	1.8%
8	India	31	1.8%
9	Canada	25	1.4%
10	Korea, Republic of	24	1.4%
11	France	24	1.4%
12	Singapore	20	1.2%
13	Romania	18	1%
14	Egypt	16	0.9%
15	Australia	15	0.9%
16	Cyprus	14	0.8%
17	Taiwan	13	0.7%
18	Russia	11	0.6%
19	Thailand	9	0.5%
20	Malaysia	8	0.5%
21	Brazil	8	0.5%
22	Colombia	7	0.4%
23	Mongolia	7	0.4%
24	Slovakia	6	0.3%
25	Italy	5	0.3%
26	Iran, Islamic Republic of	5	0.3%
27	Belgium	5	0.3%
28	Switzerland	5	0.3%
29	United Kingdom	4	0.2%
30	Hong Kong	4	0.2%
31	Indonesia	3	0.2%
32	Iraq	3	0.2%
33	Ireland	3	0.2%
34	Turkey	3	0.2%
35	Viet Nam	2	0.1%
36	Spain	2	0.1%
37	Mexico	2	0.1%
38	Morocco	2	0.1%
39	New Zealand	2	0.1%
40	Hungary	2	0.1%
41	Austria	2	0.1%
42	Bangladesh	1	0.1%
43	Croatia	1	0.1%
44	Finland	1	0.1%
45	Poland	1	0.1%
46	South Africa	1	0.1%
47	Syrian Arab Republic	1	0.1%