Rank	Countries/Territories	Count	Percent
1	United States	922	38.8%
2	China	749	31.5%
3	Germany	111	4.7%
4	Australia	103	4.3%
5	Canada	74	3.1%
6	Netherlands	43	1.8%
7	United Kingdom	42	1.8%
8	Japan	37	1.6%
9	New Zealand	33	1.4%
10	Ireland	31	1.3%
11	France	31	1.3%
12	Korea, Republic of	24	1%
13	India	19	0.8%
14	Sweden	16	0.7%
15	Switzerland	11	0.5%
16	Greece	11	0.5%
17	Romania	10	0.4%
18	Singapore	10	0.4%
19	Taiwan	7	0.3%
20	Italy	7	0.3%
21	Hong Kong	6	0.3%
22	Belgium	5	0.2%
23	Cyprus	5	0.2%
24	South Africa	5	0.2%
25	Portugal	5	0.2%
26	Poland	4	0.2%
27	Russia	4	0.2%
28	Saudi Arabia	4	0.2%
29	Norway	3	0.1%
30	Kuwait	3	0.1%
31	Israel	3	0.1%
32	Mauritius	3	0.1%
33	Egypt	3	0.1%
34	Ukraine	3	0.1%
35	Spain	3	0.1%
36	Thailand	3	0.1%
37	Slovakia	2	0.1%
38	Denmark	2	0.1%
39	Colombia	2	0.1%
40	Chile	2	0.1%
41	Austria	2	0.1%
42	Mexico	2	0.1%
43	Latvia	2	0.1%
44	Pakistan	2	0.1%
45	Peru	1	0%
46	Malaysia	1	0%
47	Mongolia	1	0%
48	Croatia	1	0%
49	Ethiopia	1	0%
50	Iran, Islamic Republic of	1	0%
51	Turkey	1	0%
52	Viet Nam	1	0%