Rank	Countries/Territories	Count	Percent
1	United States	585	42.2%
2	China	329	23.7%
3	Germany	153	11%
4	France	49	3.5%
5	Brazil	22	1.6%
6	Ireland	22	1.6%
7	Austria	19	1.4%
8	India	17	1.2%
9	Canada	16	1.2%
10	Iran, Islamic Republic of	14	1%
11	Japan	13	0.9%
12	Netherlands	13	0.9%
13		13	0.9%
14	Cyprus	9	0.6%
15	Russia	9	0.6%
16	Korea, Republic of	8	0.6%
17	Kuwait	7	0.5%
18	Italy	7	0.5%
19	Hong Kong	7	0.5%
20	United Kingdom	6	0.4%
21	Mexico	6	0.4%
22	Argentina	6	0.4%
23	Indonesia	5	0.4%
24	Australia	4	0.3%
25	Portugal	4	0.3%
26	Romania	4	0.3%
27	Singapore	4	0.3%
28	Algeria	3	0.2%
29	Jamaica	3	0.2%
30	Mongolia	2	0.1%
31	Norway	2	0.1%
32	Lithuania	2	0.1%
33	Bulgaria	2	0.1%
34	Denmark	2	0.1%
35	Guatemala	2	0.1%
36	Ukraine	2	0.1%
37	Viet Nam	2	0.1%
38	Yemen	2	0.1%
39	Uruguay	1	0.1%
40	Sweden	1	0.1%
41	Switzerland	1	0.1%
42	Thailand	1	0.1%
43	Tunisia	1	0.1%
44	Egypt	1	0.1%
45	Colombia	1	0.1%
46	Chile	1	0.1%
47	Philippines	1	0.1%
48	Israel	1	0.1%
49	Iraq	1	0.1%