Rank	Countries/Territories	Count	Percent
1	United States	627	45.1%
2	China	399	28.7%
3	Germany	151	10.9%
4	India	31	2.2%
5	Japan	30	2.2%
6	Canada	21	1.5%
7	Korea, Republic of	16	1.2%
8	France	15	1.1%
9	Cyprus	13	0.9%
10	Latvia	13	0.9%
11	Netherlands	12	0.9%
12	Russia	7	0.5%
13	Italy	7	0.5%
14	Australia	6	0.4%
15	Senegal	6	0.4%
16	Singapore	3	0.2%
17	Sweden	3	0.2%
18	Switzerland	3	0.2%
19	Brazil	3	0.2%
20	Hong Kong	3	0.2%
21	Iran, Islamic Republic of	2	0.1%
22	Ireland	2	0.1%
23	Afghanistan	2	0.1%
24	Czech Republic	2	0.1%
25	Taiwan	2	0.1%
26	Qatar	2	0.1%
27	Ukraine	2	0.1%
28	Mongolia	2	0.1%
29	South Africa	1	0.1%
30	New Zealand	1	0.1%
31	Turkey	1	0.1%
32	Finland	1	0.1%
33	Indonesia	1	0.1%