Rank	Countries/Territories	Count	Percent
1	United States	600	28.6%
2	China	598	28.5%
3	Japan	197	9.4%
4	Canada	126	6%
5	Germany	105	5%
6	Singapore	49	2.3%
7	Indonesia	39	1.9%
8	Iran, Islamic Republic of	33	1.6%
9	India	30	1.4%
10	United Kingdom	30	1.4%
11	Belgium	25	1.2%
12	Spain	22	1%
13	Netherlands	18	0.9%
14	Australia	18	0.9%
15	France	17	0.8%
16	Korea, Republic of	16	0.8%
17	Russia	15	0.7%
18	Italy	9	0.4%
19	Cyprus	9	0.4%
20	Hong Kong	9	0.4%
21	Malaysia	8	0.4%
22	Pakistan	8	0.4%
23	Taiwan	8	0.4%
24	Saudi Arabia	7	0.3%
25	Ireland	7	0.3%
26	Algeria	7	0.3%
27	Colombia	7	0.3%
28	Mauritius	6	0.3%
29	South Africa	6	0.3%
30	Thailand	5	0.2%
31	Viet Nam	4	0.2%
32	Puerto Rico	4	0.2%
33	Romania	4	0.2%
34	Mexico	4	0.2%
35	Mongolia	4	0.2%
36	Iraq	4	0.2%
37	Denmark	3	0.1%
38	Egypt	3	0.1%
39	Poland	3	0.1%
40	Portugal	3	0.1%
41	Switzerland	3	0.1%
42	Sweden	2	0.1%
43	New Zealand	2	0.1%
44	Norway	2	0.1%
45	Oman	2	0.1%
46	Brazil	2	0.1%
47	Bulgaria	2	0.1%
48	Argentina	2	0.1%
49	Moldova, Republic of	2	0.1%
50	Israel	2	0.1%
51	Latvia	2	0.1%
52	Lebanon	1	0%
53	Luxembourg	1	0%
54	Morocco	1	0%
55	Kazakhstan	1	0%
56	Austria	1	0%
57	Hungary	1	0%
58	Slovenia	1	0%