Rank	Countries/Territories	Count	Percent
1	United States	392	36.3%
2	China	324	30%
3	Argentina	50	4.6%
4	Germany	44	4.1%
5	Australia	39	3.6%
6	Russia	25	2.3%
7	India	23	2.1%
8	Portugal	14	1.3%
9	France	12	1.1%
10	Malaysia	11	1%
11	Japan	10	0.9%
12	Canada	10	0.9%
13	Taiwan	9	0.8%
14	Ukraine	8	0.7%
15	Spain	8	0.7%
16	Sweden	8	0.7%
17	Turkey	7	0.6%
18	Singapore	7	0.6%
19	Netherlands	7	0.6%
20	Iran, Islamic Republic of	6	0.6%
21	Cyprus	6	0.6%
22	United Kingdom	6	0.6%
23	Ireland	5	0.5%
24	Egypt	4	0.4%
25	Iraq	4	0.4%
26	Viet Nam	4	0.4%
27	Mongolia	3	0.3%
28	Indonesia	3	0.3%
29	Hong Kong	3	0.3%
30	Korea, Republic of	3	0.3%
31	Norway	3	0.3%
32	Palestine, State of	2	0.2%
33	Philippines	2	0.2%
34	Nigeria	2	0.2%
35	Lebanon	2	0.2%
36	Mexico	2	0.2%
37	Algeria	2	0.2%
38	Brazil	2	0.2%
39	Thailand	2	0.2%
40	Austria	1	0.1%
41	Bangladesh	1	0.1%
42	Ghana	1	0.1%
43	Jordan	1	0.1%
44	Slovakia	1	0.1%
45	South Africa	1	0.1%