Rank	Countries/Territories	Count	Percent
1	United States	751	33.8%
2	China	695	31.2%
3	Germany	147	6.6%
4	Russia	63	2.8%
5	France	44	2%
6	Japan	44	2%
7	Philippines	30	1.3%
8	Canada	29	1.3%
9	India	23	1%
10	United Kingdom	23	1%
11	Korea, Republic of	21	0.9%
12	Netherlands	18	0.8%
13	Thailand	17	0.8%
14	Ireland	17	0.8%
15	Sri Lanka	16	0.7%
16	Mexico	15	0.7%
17	Singapore	14	0.6%
18	Hong Kong	14	0.6%
19	Australia	13	0.6%
20	Cyprus	11	0.5%
21	Jordan	10	0.4%
22	Iraq	9	0.4%
23	Brazil	9	0.4%
24	Turkey	9	0.4%
25	Belgium	7	0.3%
26	Iran, Islamic Republic of	7	0.3%
27	Saudi Arabia	7	0.3%
28	Romania	7	0.3%
29	Pakistan	7	0.3%
30	Nepal	7	0.3%
31	Nigeria	6	0.3%
32	Peru	6	0.3%
33	Indonesia	6	0.3%
34	Ukraine	6	0.3%
35	Viet Nam	5	0.2%
36	Belarus	5	0.2%
37	Chile	5	0.2%
38	Poland	5	0.2%
39	Taiwan	5	0.2%
40	Malaysia	5	0.2%
41	Spain	4	0.2%
42	Puerto Rico	4	0.2%
43	Israel	4	0.2%
44	Egypt	4	0.2%
45	Croatia	3	0.1%
46	Kenya	3	0.1%
47	Bulgaria	3	0.1%
48	Colombia	3	0.1%
49	Argentina	3	0.1%
50	Tunisia	3	0.1%
51	Slovenia	3	0.1%
52	Mauritius	3	0.1%
53	Norway	3	0.1%
54	Panama	3	0.1%
55	United Arab Emirates	3	0.1%
56	Uruguay	3	0.1%
57	Uzbekistan	2	0.1%
58	Mongolia	2	0.1%
59	Morocco	2	0.1%
60	Libya	2	0.1%
61	Switzerland	2	0.1%
62	Portugal	2	0.1%
63	Costa Rica	2	0.1%
64	Cameroon	2	0.1%
65	Italy	2	0.1%
66	Hungary	2	0.1%
67	Ghana	1	0%
68	Greece	1	0%
69	El Salvador	1	0%
70	Denmark	1	0%
71	Armenia	1	0%
72	Barbados	1	0%
73	Algeria	1	0%
74	Bosnia and Herzegovina	1	0%
75	Slovakia	1	0%
76	Malawi	1	0%
77	Latvia	1	0%
78	Lebanon	1	0%
79	Palestine, State of	1	0%
80	New Zealand	1	0%