Rank	Countries/Territories	Count	Percent
1	United States	539	33.4%
2	China	410	25.4%
3	Japan	143	8.9%
4	Germany	98	6.1%
5	United Kingdom	88	5.4%
6	Canada	36	2.2%
7	India	33	2%
8	Singapore	26	1.6%
9	Netherlands	24	1.5%
10	Australia	19	1.2%
11	Italy	16	1%
12	Spain	16	1%
13	Turkey	11	0.7%
14	Ireland	11	0.7%
15	Mexico	10	0.6%
16	Brazil	10	0.6%
17	Cyprus	10	0.6%
18	Portugal	10	0.6%
19	Sweden	8	0.5%
20	Ukraine	8	0.5%
21	Indonesia	7	0.4%
22	Switzerland	6	0.4%
23	Iran, Islamic Republic of	5	0.3%
24	Hong Kong	5	0.3%
25	Malaysia	5	0.3%
26	France	5	0.3%
27	Poland	4	0.2%
28	Lebanon	4	0.2%
29	Taiwan	4	0.2%
30	Romania	4	0.2%
31	Saudi Arabia	4	0.2%
32	Viet Nam	3	0.2%
33	Egypt	3	0.2%
34	Czech Republic	3	0.2%
35	Colombia	2	0.1%
36	Greece	2	0.1%
37	Algeria	2	0.1%
38	Austria	2	0.1%
39	Bahamas	2	0.1%
40	Korea, Republic of	2	0.1%
41	Slovakia	2	0.1%
42	Puerto Rico	2	0.1%
43	Qatar	2	0.1%
44	Serbia	1	0.1%
45	Moldova, Republic of	1	0.1%
46	New Zealand	1	0.1%
47	Norway	1	0.1%
48	Pakistan	1	0.1%
49	Belgium	1	0.1%
50	Argentina	1	0.1%
51	Croatia	1	0.1%
52	Denmark	1	0.1%