Rank	Countries/Territories	Count	Percent
1	United States	524	43.9%
2	China	306	25.6%
3	Germany	83	7%
4	Japan	43	3.6%
5	India	41	3.4%
6	Netherlands	23	1.9%
7	Korea, Republic of	18	1.5%
8	Canada	17	1.4%
9	Russia	15	1.3%
10	Singapore	14	1.2%
11	United Kingdom	14	1.2%
12	France	12	1%
13	Malaysia	10	0.8%
14	Romania	6	0.5%
15	Ireland	5	0.4%
16	Australia	5	0.4%
17	Cyprus	5	0.4%
18	Mexico	4	0.3%
19	Oman	4	0.3%
20	Turkey	4	0.3%
21	Peru	3	0.3%
22	Saudi Arabia	3	0.3%
23	Malta	3	0.3%
24	Denmark	3	0.3%
25	Colombia	3	0.3%
26	Egypt	2	0.2%
27	Bulgaria	2	0.2%
28	Croatia	2	0.2%
29	Ghana	2	0.2%
30	Guatemala	2	0.2%
31	Italy	2	0.2%
32	Philippines	2	0.2%
33	Spain	1	0.1%
34	Sweden	1	0.1%
35	Switzerland	1	0.1%
36	Norway	1	0.1%
37	Lithuania	1	0.1%
38	Israel	1	0.1%
39	Indonesia	1	0.1%
40	Iran, Islamic Republic of	1	0.1%
41	Brazil	1	0.1%
42	Costa Rica	1	0.1%
43	United Arab Emirates	1	0.1%