Rank	Countries/Territories	Count	Percent
1	United States	583	42.3%
2	China	318	23.1%
3	Germany	130	9.4%
4	Singapore	52	3.8%
5	India	34	2.5%
6	France	31	2.3%
7	Spain	23	1.7%
8	Japan	22	1.6%
9	Netherlands	21	1.5%
10	Mexico	16	1.2%
11	Korea, Republic of	12	0.9%
12	Ireland	12	0.9%
13	Russia	11	0.8%
14	Cyprus	9	0.7%
15	Canada	8	0.6%
16	Norway	8	0.6%
17	Australia	7	0.5%
18	Switzerland	7	0.5%
19	Hong Kong	6	0.4%
20	Italy	6	0.4%
21	Philippines	5	0.4%
22	Iraq	4	0.3%
23	Latvia	4	0.3%
24	Austria	4	0.3%
25	Thailand	4	0.3%
26	Turkey	3	0.2%
27	Ukraine	3	0.2%
28	Indonesia	3	0.2%
29	Malaysia	3	0.2%
30	Mauritius	2	0.1%
31	Kazakhstan	2	0.1%
32	Argentina	2	0.1%
33	Colombia	2	0.1%
34	Taiwan	2	0.1%
35	Uruguay	2	0.1%
36	Viet Nam	2	0.1%
37	Romania	2	0.1%
38	Sweden	1	0.1%
39	United Kingdom	1	0.1%
40	Cuba	1	0.1%
41	Denmark	1	0.1%
42	Bolivia, Plurinational State of	1	0.1%
43	Iran, Islamic Republic of	1	0.1%
44	Israel	1	0.1%
45	Greece	1	0.1%
46	Nigeria	1	0.1%
47	Puerto Rico	1	0.1%
48	Serbia	1	0.1%
49	Jordan	1	0.1%