Rank	Countries/Territories	Count	Percent
1	United States	322	34.7%
2	China	290	31.3%
3	Germany	87	9.4%
4	India	28	3%
5	Russia	26	2.8%
6	Japan	21	2.3%
7	Hong Kong	20	2.2%
8	Netherlands	16	1.7%
9	Korea, Republic of	11	1.2%
10	United Kingdom	11	1.2%
11	Turkey	8	0.9%
12	Singapore	8	0.9%
13	Palestine, State of	7	0.8%
14	France	7	0.8%
15	Brazil	7	0.8%
16	Canada	6	0.6%
17	Sweden	6	0.6%
18	Ireland	5	0.5%
19	Italy	4	0.4%
20	New Zealand	3	0.3%
21	Norway	3	0.3%
22	Austria	3	0.3%
23	Denmark	3	0.3%
24	Egypt	3	0.3%
25	Australia	2	0.2%
26	Lebanon	2	0.2%
27	Lithuania	2	0.2%
28	Israel	2	0.2%
29	Tanzania, United Republic of	2	0.2%
30	Tunisia	2	0.2%
31	Ukraine	1	0.1%
32	Taiwan	1	0.1%
33	Spain	1	0.1%
34	Pakistan	1	0.1%
35	Argentina	1	0.1%
36	Bangladesh	1	0.1%
37	Colombia	1	0.1%
38	Cyprus	1	0.1%
39	Georgia	1	0.1%
40	Indonesia	1	0.1%