Rank	Countries/Territories	Count	Percent
1	United States	598	37.6%
2	China	488	30.7%
3	Germany	86	5.4%
4	Japan	72	4.5%
5	Canada	35	2.2%
6	India	33	2.1%
7	Korea, Republic of	25	1.6%
8	France	23	1.4%
9	Netherlands	21	1.3%
10	Palestine, State of	18	1.1%
11	Singapore	18	1.1%
12	United Kingdom	16	1%
13	Switzerland	14	0.9%
14	Ireland	14	0.9%
15	Hong Kong	13	0.8%
16	Romania	12	0.8%
17	Australia	9	0.6%
18	Nepal	8	0.5%
19	Italy	7	0.4%
20	Brazil	7	0.4%
21	Turkey	7	0.4%
22	Spain	6	0.4%
23	Cyprus	6	0.4%
24	Mongolia	6	0.4%
25	Indonesia	5	0.3%
26	Taiwan	4	0.3%
27	Thailand	3	0.2%
28	Tunisia	3	0.2%
29	Viet Nam	3	0.2%
30	Argentina	3	0.2%
31	Austria	3	0.2%
32	Russia	3	0.2%
33	Pakistan	2	0.1%
34	Lithuania	2	0.1%
35	Malaysia	2	0.1%
36	Mexico	2	0.1%
37	Belgium	2	0.1%
38	Slovenia	2	0.1%
39	Dominican Republic	1	0.1%
40	Israel	1	0.1%
41	Kenya	1	0.1%
42	New Zealand	1	0.1%
43	Norway	1	0.1%
44	Oman	1	0.1%
45	Saudi Arabia	1	0.1%
46	Peru	1	0.1%