Rank	Countries/Territories	Count	Percent
1	United States	688	32%
2	China	593	27.6%
3	Japan	127	5.9%
4	Germany	93	4.3%
5	United Kingdom	77	3.6%
6	India	72	3.3%
7	Sweden	52	2.4%
8		45	2.1%
9	France	40	1.9%
10	Mongolia	37	1.7%
11	Ireland	29	1.3%
12	Netherlands	23	1.1%
13	Australia	21	1%
14	Thailand	18	0.8%
15	Korea, Republic of	17	0.8%
16	Egypt	16	0.7%
17	Colombia	14	0.7%
18	Indonesia	14	0.7%
19	Hong Kong	13	0.6%
20	Singapore	12	0.6%
21	Taiwan	11	0.5%
22	Czech Republic	11	0.5%
23	Mexico	10	0.5%
24	Russia	10	0.5%
25	Cyprus	8	0.4%
26	Philippines	7	0.3%
27	United Arab Emirates	7	0.3%
28	Canada	6	0.3%
29	Finland	6	0.3%
30	Norway	6	0.3%
31	Peru	5	0.2%
32	South Africa	5	0.2%
33	Turkey	4	0.2%
34	Italy	4	0.2%
35	Hungary	4	0.2%
36	Argentina	4	0.2%
37	Bangladesh	4	0.2%
38	Brazil	3	0.1%
39	Ethiopia	3	0.1%
40	Pakistan	3	0.1%
41	Romania	3	0.1%
42	Sri Lanka	3	0.1%
43	Panama	3	0.1%
44	Switzerland	2	0.1%
45	Venezuela, Bolivarian Republic of	2	0.1%
46	Malaysia	2	0.1%
47	Latvia	2	0.1%
48	Luxembourg	1	0%
49	Iran, Islamic Republic of	1	0%
50	Iraq	1	0%
51	Israel	1	0%
52	Palestine, State of	1	0%
53	Cambodia	1	0%
54	Viet Nam	1	0%
55	Moldova, Republic of	1	0%
56	Poland	1	0%
57	Portugal	1	0%
58	Saudi Arabia	1	0%