Rank	Countries/Territories	Count	Percent
1	United States	547	36.5%
2	China	345	23%
3	Germany	115	7.7%
4	Japan	57	3.8%
5	France	49	3.3%
6	Australia	48	3.2%
7	India	44	2.9%
8	Canada	40	2.7%
9	Netherlands	35	2.3%
10	Singapore	20	1.3%
11	Taiwan	19	1.3%
12	Egypt	16	1.1%
13	Korea, Republic of	13	0.9%
14	United Kingdom	13	0.9%
15	Cyprus	12	0.8%
16	Ireland	11	0.7%
17	Brazil	10	0.7%
18	Italy	9	0.6%
19	Hong Kong	9	0.6%
20	Portugal	7	0.5%
21	Thailand	7	0.5%
22	Indonesia	7	0.5%
23	Mexico	7	0.5%
24	Turkey	6	0.4%
25	Viet Nam	5	0.3%
26	Greece	5	0.3%
27	Pakistan	4	0.3%
28	Iran, Islamic Republic of	3	0.2%
29	Ukraine	3	0.2%
30	Romania	3	0.2%
31	Switzerland	2	0.1%
32	South Africa	2	0.1%
33	Spain	2	0.1%
34	Uruguay	2	0.1%
35	Luxembourg	2	0.1%
36	Nigeria	2	0.1%
37	Colombia	2	0.1%
38	Argentina	2	0.1%
39	Belgium	2	0.1%
40	Austria	1	0.1%
41	Chile	1	0.1%
42	Czech Republic	1	0.1%
43	Ethiopia	1	0.1%
44	Norway	1	0.1%
45	Palestine, State of	1	0.1%
46	Mongolia	1	0.1%
47	New Zealand	1	0.1%
48	Mauritius	1	0.1%
49	Sweden	1	0.1%
50	Russia	1	0.1%