Rank	Countries/Territories	Count	Percent
1	United States	288	22.3%
2	China	208	16.1%
3	Spain	106	8.2%
4	Japan	100	7.8%
5	Netherlands	69	5.4%
6	United Kingdom	66	5.1%
7	Singapore	51	4%
8	Poland	35	2.7%
9	Germany	35	2.7%
10	India	32	2.5%
11	Ireland	23	1.8%
12	France	22	1.7%
13	Australia	22	1.7%
14	Canada	21	1.6%
15	Romania	16	1.2%
16	Russia	16	1.2%
17	Turkey	14	1.1%
18	Mexico	12	0.9%
19	Belgium	12	0.9%
20	Korea, Republic of	9	0.7%
21	Sweden	9	0.7%
22	Iran, Islamic Republic of	8	0.6%
23	Hong Kong	8	0.6%
24	Argentina	6	0.5%
25	Saudi Arabia	6	0.5%
26	New Zealand	5	0.4%
27	Pakistan	5	0.4%
28	Slovakia	5	0.4%
29	Taiwan	5	0.4%
30	Austria	5	0.4%
31	Egypt	5	0.4%
32	Ethiopia	5	0.4%
33	Hungary	5	0.4%
34	Italy	4	0.3%
35	Chile	4	0.3%
36	Brazil	4	0.3%
37	Viet Nam	4	0.3%
38	Thailand	3	0.2%
39	Togo	3	0.2%
40	Ukraine	3	0.2%
41	Switzerland	3	0.2%
42	Israel	3	0.2%
43	Indonesia	2	0.2%
44	Georgia	2	0.2%
45	Bulgaria	2	0.2%
46	Bangladesh	2	0.2%
47	Colombia	2	0.2%
48	Denmark	2	0.2%
49	Djibouti	1	0.1%
50	Croatia	1	0.1%
51	Belarus	1	0.1%
52	Angola	1	0.1%
53	Jordan	1	0.1%
54	Lao People's Democratic Republic	1	0.1%
55	Lebanon	1	0.1%
56	Malaysia	1	0.1%
57	Paraguay	1	0.1%
58	Philippines	1	0.1%
59	Nigeria	1	0.1%
60	Portugal	1	0.1%