Rank	Countries/Territories	Count	Percent
1	United States	467	32.9%
2	China	453	31.9%
3	Germany	97	6.8%
4	Australia	68	4.8%
5	Japan	50	3.5%
6	Netherlands	40	2.8%
7	Iran, Islamic Republic of	31	2.2%
8	France	25	1.8%
9	Russia	23	1.6%
10	Canada	20	1.4%
11	Singapore	19	1.3%
12	United Kingdom	19	1.3%
13	Taiwan	15	1.1%
14	Cyprus	11	0.8%
15	India	8	0.6%
16	Ireland	7	0.5%
17	Argentina	6	0.4%
18	Hong Kong	6	0.4%
19	Mongolia	4	0.3%
20	Latvia	4	0.3%
21	Pakistan	4	0.3%
22	Poland	4	0.3%
23	Sri Lanka	4	0.3%
24	Romania	3	0.2%
25	Spain	3	0.2%
26	Austria	3	0.2%
27	Bangladesh	3	0.2%
28	Korea, Republic of	3	0.2%
29	Italy	2	0.1%
30	Ghana	2	0.1%
31	Egypt	2	0.1%
32	Georgia	2	0.1%
33	Qatar	2	0.1%
34	South Africa	2	0.1%
35	Peru	2	0.1%
36	Nigeria	1	0.1%
37	Moldova, Republic of	1	0.1%
38	Switzerland	1	0.1%
39	Indonesia	1	0.1%
40	Yemen	1	0.1%