Rank	Countries/Territories	Count	Percent
1	United States	622	33.4%
2	China	493	26.4%
3	United Kingdom	135	7.2%
4	Germany	123	6.6%
5	Japan	113	6.1%
6	France	43	2.3%
7	Russia	33	1.8%
8	Netherlands	30	1.6%
9	Singapore	28	1.5%
10	Korea, Republic of	24	1.3%
11	Canada	24	1.3%
12	Iran, Islamic Republic of	22	1.2%
13	Turkey	17	0.9%
14	Italy	14	0.8%
15	India	14	0.8%
16	Cyprus	11	0.6%
17	Spain	10	0.5%
18	Sweden	9	0.5%
19	Taiwan	9	0.5%
20	Hong Kong	9	0.5%
21	Malaysia	6	0.3%
22	Greece	6	0.3%
23	Ireland	5	0.3%
24	Luxembourg	5	0.3%
25	Thailand	5	0.3%
26	South Africa	5	0.3%
27	Switzerland	4	0.2%
28	Pakistan	4	0.2%
29	Egypt	3	0.2%
30	Chile	3	0.2%
31	Australia	3	0.2%
32	Romania	3	0.2%
33	Saudi Arabia	2	0.1%
34	United Arab Emirates	2	0.1%
35	Austria	2	0.1%
36	Azerbaijan	2	0.1%
37	Belgium	2	0.1%
38	Estonia	2	0.1%
39	Czech Republic	2	0.1%
40	Poland	2	0.1%
41	Argentina	2	0.1%
42	Indonesia	2	0.1%
43	Israel	1	0.1%
44	Portugal	1	0.1%
45	Puerto Rico	1	0.1%
46	Palestine, State of	1	0.1%
47	Mexico	1	0.1%
48	Mongolia	1	0.1%
49	New Zealand	1	0.1%
50	Georgia	1	0.1%
51	Colombia	1	0.1%
52	Viet Nam	1	0.1%