Rank	Countries/Territories	Count	Percent
1	United States	375	45.3%
2	China	199	24%
3	Germany	112	13.5%
4	France	29	3.5%
5	India	15	1.8%
6	Canada	12	1.4%
7	Japan	12	1.4%
8	Singapore	9	1.1%
9	Austria	8	1%
10	Korea, Republic of	7	0.8%
11	Ireland	6	0.7%
12	Netherlands	4	0.5%
13	Zimbabwe	4	0.5%
14	United Kingdom	3	0.4%
15	Portugal	3	0.4%
16	Malaysia	3	0.4%
17	Australia	3	0.4%
18	Cyprus	3	0.4%
19	Indonesia	2	0.2%
20	Hong Kong	2	0.2%
21	Ukraine	2	0.2%
22	New Zealand	2	0.2%
23	Luxembourg	2	0.2%
24	Norway	1	0.1%
25	Sweden	1	0.1%
26	Taiwan	1	0.1%
27	Turkey	1	0.1%
28	Russia	1	0.1%
29	Viet Nam	1	0.1%
30	Georgia	1	0.1%
31	Denmark	1	0.1%
32	Egypt	1	0.1%
33	Argentina	1	0.1%
34	Brazil	1	0.1%