Rank	Countries/Territories	Count	Percent
1	United States	422	34.1%
2	China	389	31.4%
3	Germany	100	8.1%
4	India	96	7.7%
5	Canada	41	3.3%
6	Japan	37	3%
7	United Kingdom	18	1.5%
8	Singapore	15	1.2%
9	Ireland	15	1.2%
10	Australia	9	0.7%
11	France	8	0.6%
12	Iran, Islamic Republic of	8	0.6%
13	Palestine, State of	8	0.6%
14	Cyprus	7	0.6%
15	Netherlands	7	0.6%
16	Korea, Republic of	6	0.5%
17	Latvia	4	0.3%
18	Spain	4	0.3%
19	Argentina	4	0.3%
20	Hong Kong	4	0.3%
21	Indonesia	3	0.2%
22	Sweden	3	0.2%
23	Poland	3	0.2%
24	Qatar	3	0.2%
25	Russia	3	0.2%
26	New Zealand	2	0.2%
27	Oman	2	0.2%
28	Greece	2	0.2%
29	Iraq	2	0.2%
30	Brazil	2	0.2%
31	Turkey	2	0.2%
32	Peru	2	0.2%
33	Philippines	1	0.1%
34	Georgia	1	0.1%
35	Italy	1	0.1%
36	Pakistan	1	0.1%
37	Norway	1	0.1%
38	Morocco	1	0.1%
39	Saudi Arabia	1	0.1%
40	Taiwan	1	0.1%