Rank	Countries/Territories	Count	Percent
1	United States	442	40.9%
2	China	317	29.4%
3	Germany	108	10%
4	France	22	2%
5	India	20	1.9%
6	Netherlands	20	1.9%
7	Canada	16	1.5%
8	Japan	13	1.2%
9	Singapore	12	1.1%
10	Egypt	12	1.1%
11	Mexico	11	1%
12	Australia	10	0.9%
13	Ireland	7	0.6%
14	Pakistan	7	0.6%
15	United Kingdom	5	0.5%
16	Switzerland	5	0.5%
17	Taiwan	4	0.4%
18	Thailand	4	0.4%
19	Ukraine	4	0.4%
20	Sweden	4	0.4%
21	Iraq	3	0.3%
22	Romania	3	0.3%
23	Palestine, State of	3	0.3%
24	Cyprus	3	0.3%
25	Bangladesh	2	0.2%
26	Brazil	2	0.2%
27	Bulgaria	2	0.2%
28	Jamaica	2	0.2%
29	Iran, Islamic Republic of	2	0.2%
30	Hungary	2	0.2%
31	Philippines	2	0.2%
32	Saudi Arabia	2	0.2%
33	Zimbabwe	2	0.2%
34	Nigeria	1	0.1%
35	Spain	1	0.1%
36	Portugal	1	0.1%
37	Moldova, Republic of	1	0.1%
38	Mongolia	1	0.1%
39	Kenya	1	0.1%
40	Hong Kong	1	0.1%