Rank	Countries/Territories	Count	Percent
1	United States	284	37.5%
2	China	216	28.5%
3	Germany	114	15.1%
4	France	17	2.2%
5	India	15	2%
6	Japan	14	1.8%
7	Korea, Republic of	12	1.6%
8	Singapore	9	1.2%
9	South Africa	9	1.2%
10	United Kingdom	7	0.9%
11		7	0.9%
12	Australia	5	0.7%
13	Belgium	5	0.7%
14	Cyprus	4	0.5%
15	Netherlands	4	0.5%
16	Canada	3	0.4%
17	Ghana	3	0.4%
18	Indonesia	3	0.4%
19	Israel	2	0.3%
20	Italy	2	0.3%
21	Egypt	2	0.3%
22	Congo	2	0.3%
23	Nigeria	2	0.3%
24	Pakistan	2	0.3%
25	Latvia	2	0.3%
26	Sweden	2	0.3%
27	Switzerland	2	0.3%
28	Taiwan	1	0.1%
29	Tanzania, United Republic of	1	0.1%
30	Thailand	1	0.1%
31	Tunisia	1	0.1%
32	Ukraine	1	0.1%
33	Saudi Arabia	1	0.1%
34	Senegal	1	0.1%
35	Kenya	1	0.1%