Rank	Countries/Territories	Count	Percent
1	United States	405	31.3%
2	China	324	25.1%
3	Germany	152	11.8%
4	Mexico	41	3.2%
5	Ireland	38	2.9%
6	Netherlands	34	2.6%
7	India	30	2.3%
8	Iran, Islamic Republic of	23	1.8%
9	United Kingdom	20	1.5%
10	Japan	16	1.2%
11	Australia	16	1.2%
12	Brazil	15	1.2%
13	Korea, Republic of	15	1.2%
14	Taiwan	12	0.9%
15	Hong Kong	11	0.9%
16	France	10	0.8%
17	New Zealand	10	0.8%
18	Canada	9	0.7%
19	Turkey	9	0.7%
20	Cyprus	8	0.6%
21	Indonesia	7	0.5%
22	Singapore	7	0.5%
23	Spain	6	0.5%
24	Sweden	5	0.4%
25	Russia	5	0.4%
26	Denmark	5	0.4%
27	Egypt	4	0.3%
28	Argentina	4	0.3%
29	South Africa	4	0.3%
30	Philippines	4	0.3%
31	Romania	4	0.3%
32	Lebanon	4	0.3%
33	Mongolia	4	0.3%
34	Thailand	4	0.3%
35	Viet Nam	3	0.2%
36	Jordan	3	0.2%
37	Italy	3	0.2%
38	Norway	3	0.2%
39	Belgium	3	0.2%
40	Hungary	2	0.2%
41	Pakistan	2	0.2%
42	Panama	2	0.2%
43	Peru	1	0.1%
44	Kenya	1	0.1%
45	Israel	1	0.1%
46	Finland	1	0.1%
47	Switzerland	1	0.1%
48	Ukraine	1	0.1%