Rank	Countries/Territories	Count	Percent
1	United States	510	36.5%
2	China	468	33.5%
3	Japan	92	6.6%
4	Germany	66	4.7%
5	United Kingdom	56	4%
6	Singapore	31	2.2%
7	Netherlands	19	1.4%
8	Italy	14	1%
9	Australia	14	1%
10	France	11	0.8%
11	Turkey	10	0.7%
12	Ireland	9	0.6%
13	Russia	9	0.6%
14	Canada	8	0.6%
15	India	8	0.6%
16	Romania	7	0.5%
17	Hong Kong	6	0.4%
18	Ghana	5	0.4%
19	Egypt	4	0.3%
20	Spain	4	0.3%
21	Sweden	4	0.3%
22	Cyprus	3	0.2%
23	Brazil	3	0.2%
24	Kazakhstan	3	0.2%
25	Korea, Republic of	3	0.2%
26	Mongolia	2	0.1%
27	Norway	2	0.1%
28	Belarus	2	0.1%
29	Iran, Islamic Republic of	2	0.1%
30	United Arab Emirates	2	0.1%
31	Thailand	2	0.1%
32	Uzbekistan	2	0.1%
33	Viet Nam	1	0.1%
34	Taiwan	1	0.1%
35	South Africa	1	0.1%
36	Hungary	1	0.1%
37	Argentina	1	0.1%
38	Azerbaijan	1	0.1%
39	Bahrain	1	0.1%
40	Croatia	1	0.1%
41	Philippines	1	0.1%
42	Poland	1	0.1%
43	Morocco	1	0.1%
44	Luxembourg	1	0.1%
45	Malaysia	1	0.1%
46	Moldova, Republic of	1	0.1%
47	Israel	1	0.1%