Rank	Countries/Territories	Count	Percent
1	United States	522	49.2%
2	China	253	23.8%
3	Germany	71	6.7%
4	Japan	59	5.6%
5	France	29	2.7%
6	United Kingdom	28	2.6%
7	Turkey	9	0.8%
8	Singapore	8	0.8%
9	Iran, Islamic Republic of	8	0.8%
10	Netherlands	7	0.7%
11	Malaysia	6	0.6%
12	India	6	0.6%
13	Canada	5	0.5%
14	Hong Kong	5	0.5%
15	Taiwan	5	0.5%
16	South Africa	4	0.4%
17	Spain	3	0.3%
18	Ukraine	3	0.3%
19	Indonesia	3	0.3%
20	Korea, Republic of	3	0.3%
21	Israel	3	0.3%
22	Hungary	2	0.2%
23	Cyprus	2	0.2%
24	Egypt	2	0.2%
25	United Arab Emirates	2	0.2%
26	Pakistan	2	0.2%
27	Malta	2	0.2%
28	New Zealand	2	0.2%
29	Norway	1	0.1%
30	Switzerland	1	0.1%
31	Argentina	1	0.1%
32	Australia	1	0.1%
33	Brazil	1	0.1%
34	Italy	1	0.1%
35	Luxembourg	1	0.1%
36	Iraq	1	0.1%