Rank	Countries/Territories	Count	Percent
1	United States	832	39.5%
2	China	644	30.6%
3	Germany	187	8.9%
4	Canada	106	5%
5	Japan	48	2.3%
6	Australia	41	1.9%
7	France	34	1.6%
8	United Kingdom	32	1.5%
9	Netherlands	23	1.1%
10	Singapore	21	1%
11	Spain	16	0.8%
12		15	0.7%
13	Russia	12	0.6%
14	Ukraine	10	0.5%
15	Indonesia	8	0.4%
16	Ireland	8	0.4%
17	India	7	0.3%
18	Cyprus	6	0.3%
19	Iraq	5	0.2%
20	Italy	5	0.2%
21	Brazil	4	0.2%
22	Hong Kong	4	0.2%
23	Iran, Islamic Republic of	3	0.1%
24	Oman	3	0.1%
25	Sweden	3	0.1%
26	Nepal	3	0.1%
27	Viet Nam	3	0.1%
28	Taiwan	2	0.1%
29	Tunisia	2	0.1%
30	Turkey	2	0.1%
31	Saudi Arabia	2	0.1%
32	South Africa	2	0.1%
33	Philippines	2	0.1%
34	Romania	2	0.1%
35	Norway	1	0%
36	Malaysia	1	0%
37	Mexico	1	0%
38	Switzerland	1	0%
39	Israel	1	0%
40	Hungary	1	0%
41	Bulgaria	1	0%
42	Denmark	1	0%
43	Finland	1	0%