Rank	Countries/Territories	Count	Percent
1	United States	541	40.9%
2	China	347	26.2%
3	Germany	107	8.1%
4	Japan	44	3.3%
5	France	24	1.8%
6	Turkey	22	1.7%
7	India	20	1.5%
8	Australia	16	1.2%
9	Singapore	16	1.2%
10	Canada	15	1.1%
11	United Kingdom	13	1%
12	Ireland	12	0.9%
13	Greece	12	0.9%
14	Russia	12	0.9%
15	Spain	11	0.8%
16	Italy	10	0.8%
17	Netherlands	9	0.7%
18	Iran, Islamic Republic of	8	0.6%
19	Ukraine	7	0.5%
20	Switzerland	6	0.5%
21	Thailand	6	0.5%
22	Malaysia	6	0.5%
23	Indonesia	6	0.5%
24	Poland	5	0.4%
25	Korea, Republic of	5	0.4%
26	Taiwan	5	0.4%
27	Tunisia	4	0.3%
28	Cyprus	4	0.3%
29	Norway	3	0.2%
30	Romania	3	0.2%
31	Slovenia	2	0.2%
32	Portugal	2	0.2%
33	Philippines	2	0.2%
34	Pakistan	2	0.2%
35	Hong Kong	2	0.2%
36	Bulgaria	2	0.2%
37	Colombia	2	0.2%
38	Azerbaijan	2	0.2%
39	Argentina	2	0.2%
40	Algeria	1	0.1%
41	Belgium	1	0.1%
42	Israel	1	0.1%
43	Peru	1	0.1%
44	South Africa	1	0.1%