Rank	Countries/Territories	Count	Percent
1	United States	250	38.7%
2	China	190	29.4%
3	Germany	45	7%
4	Japan	36	5.6%
5	Brazil	16	2.5%
6	France	13	2%
7	Moldova, Republic of	13	2%
8	Korea, Republic of	8	1.2%
9	Australia	7	1.1%
10	Cyprus	7	1.1%
11	Hong Kong	7	1.1%
12	Indonesia	6	0.9%
13	Netherlands	5	0.8%
14	Taiwan	4	0.6%
15	United Kingdom	4	0.6%
16	Chile	4	0.6%
17	Zimbabwe	3	0.5%
18	Mexico	3	0.5%
19	Italy	3	0.5%
20	Romania	3	0.5%
21	Portugal	2	0.3%
22	Colombia	2	0.3%
23	India	2	0.3%
24	Ghana	2	0.3%
25	Czech Republic	1	0.2%
26	Iran, Islamic Republic of	1	0.2%
27	Ireland	1	0.2%
28	Argentina	1	0.2%
29	Bangladesh	1	0.2%
30	Canada	1	0.2%
31	Ukraine	1	0.2%
32	Russia	1	0.2%
33	Saudi Arabia	1	0.2%
34	Singapore	1	0.2%
35	Slovakia	1	0.2%