Rank	Countries/Territories	Count	Percent
1	United States	536	30.5%
2	China	497	28.3%
3	Germany	118	6.7%
4	Korea, Republic of	74	4.2%
5	United Kingdom	69	3.9%
6	Japan	49	2.8%
7	Taiwan	38	2.2%
8	France	35	2%
9	India	35	2%
10	Malta	31	1.8%
11	Iran, Islamic Republic of	30	1.7%
12	Netherlands	27	1.5%
13	Romania	18	1%
14	Australia	17	1%
15	Russia	16	0.9%
16	Thailand	16	0.9%
17	Italy	16	0.9%
18	Sweden	14	0.8%
19	Ecuador	9	0.5%
20	Canada	8	0.5%
21	Spain	8	0.5%
22	Switzerland	7	0.4%
23	Oman	7	0.4%
24	Ireland	7	0.4%
25	Mexico	6	0.3%
26	Colombia	6	0.3%
27	Bangladesh	5	0.3%
28	Brazil	5	0.3%
29	Hong Kong	5	0.3%
30	United Arab Emirates	5	0.3%
31	Poland	4	0.2%
32	Denmark	4	0.2%
33	Argentina	3	0.2%
34	Cyprus	3	0.2%
35	Saudi Arabia	3	0.2%
36	Portugal	3	0.2%
37	Turkey	3	0.2%
38	Ukraine	2	0.1%
39	Pakistan	2	0.1%
40	Mongolia	2	0.1%
41	Belgium	2	0.1%
42	Ghana	2	0.1%
43	Greece	1	0.1%
44	Indonesia	1	0.1%
45	Chile	1	0.1%
46	Lebanon	1	0.1%
47	Malaysia	1	0.1%
48	Jordan	1	0.1%
49	Kazakhstan	1	0.1%
50	Norway	1	0.1%
51	Slovenia	1	0.1%