Rank	Countries/Territories	Count	Percent
1	United States	611	30.7%
2	China	554	27.8%
3	Germany	154	7.7%
4	Japan	152	7.6%
5	Australia	103	5.2%
6	Ireland	78	3.9%
7	India	35	1.8%
8	Korea, Republic of	33	1.7%
9	Singapore	33	1.7%
10	Iran, Islamic Republic of	28	1.4%
11	Netherlands	19	1%
12	Finland	19	1%
13	United Kingdom	14	0.7%
14	France	13	0.7%
15	Hong Kong	12	0.6%
16	Cyprus	11	0.6%
17	Spain	11	0.6%
18	Brazil	10	0.5%
19	Canada	9	0.5%
20	New Zealand	9	0.5%
21	Turkey	8	0.4%
22	South Africa	6	0.3%
23	Belgium	6	0.3%
24	Denmark	5	0.3%
25	Italy	5	0.3%
26	Pakistan	4	0.2%
27	Ecuador	4	0.2%
28	Colombia	3	0.2%
29	Azerbaijan	3	0.2%
30	Algeria	3	0.2%
31	Iraq	3	0.2%
32	Israel	3	0.2%
33	Switzerland	3	0.2%
34	Thailand	2	0.1%
35	Ukraine	2	0.1%
36	Nigeria	2	0.1%
37	Poland	2	0.1%
38	Portugal	2	0.1%
39	Romania	2	0.1%
40	Russia	2	0.1%
41	Argentina	2	0.1%
42	Bangladesh	1	0.1%
43	Egypt	1	0.1%
44	Czech Republic	1	0.1%
45	Honduras	1	0.1%
46	Saint Kitts and Nevis	1	0.1%
47	Malaysia	1	0.1%
48	Jordan	1	0.1%
49	Viet Nam	1	0.1%
50	Taiwan	1	0.1%
51	Sweden	1	0.1%
52	Philippines	1	0.1%