Rank	Countries/Territories	Count	Percent
1	United States	615	29.8%
2	Japan	249	12.1%
3	China	226	10.9%
4	Germany	152	7.4%
5	United Kingdom	136	6.6%
6	Netherlands	56	2.7%
7	Hong Kong	50	2.4%
8	Romania	37	1.8%
9	India	36	1.7%
10	Singapore	35	1.7%
11	Ireland	32	1.5%
12	Spain	29	1.4%
13	South Africa	27	1.3%
14	Canada	26	1.3%
15	Iran, Islamic Republic of	21	1%
16	Italy	20	1%
17	France	20	1%
18	Australia	20	1%
19	Sweden	18	0.9%
20	Ukraine	18	0.9%
21	Malaysia	16	0.8%
22	Korea, Republic of	15	0.7%
23	Egypt	13	0.6%
24	Lebanon	12	0.6%
25	Thailand	12	0.6%
26	Turkey	12	0.6%
27	Indonesia	11	0.5%
28	Belgium	11	0.5%
29	Cyprus	10	0.5%
30	Taiwan	9	0.4%
31	Norway	9	0.4%
32	Russia	8	0.4%
33	Denmark	8	0.4%
34	Israel	7	0.3%
35	Lithuania	7	0.3%
36	Saudi Arabia	6	0.3%
37	Switzerland	6	0.3%
38	Poland	5	0.2%
39	Portugal	5	0.2%
40	Greece	5	0.2%
41	Bangladesh	5	0.2%
42	Argentina	4	0.2%
43	Brazil	4	0.2%
44	Bulgaria	4	0.2%
45	Pakistan	4	0.2%
46	New Zealand	3	0.1%
47	Philippines	3	0.1%
48	Tunisia	3	0.1%
49	Austria	3	0.1%
50	Ecuador	3	0.1%
51	Czech Republic	2	0.1%
52	Finland	2	0.1%
53	Mexico	2	0.1%
54	Uruguay	2	0.1%
55	Rwanda	2	0.1%
56	Sri Lanka	2	0.1%
57	Slovakia	2	0.1%
58	Oman	1	0%
59	Peru	1	0%
60	United Arab Emirates	1	0%
61	Iraq	1	0%
62	Ghana	1	0%
63	Colombia	1	0%