Rank	Countries/Territories	Count	Percent
1	United States	610	40.1%
2	China	540	35.5%
3	Germany	125	8.2%
4	Japan	44	2.9%
5	France	42	2.8%
6	Canada	20	1.3%
7	Netherlands	20	1.3%
8	Korea, Republic of	19	1.2%
9	United Kingdom	15	1%
10	Russia	14	0.9%
11	Singapore	12	0.8%
12	Egypt	10	0.7%
13	Cyprus	8	0.5%
14	Australia	8	0.5%
15	Iran, Islamic Republic of	8	0.5%
16	Argentina	3	0.2%
17	Czech Republic	2	0.1%
18	Ireland	2	0.1%
19	Israel	2	0.1%
20	Mongolia	2	0.1%
21	Norway	2	0.1%
22	Serbia	2	0.1%
23	India	2	0.1%
24	Tunisia	2	0.1%
25	Ukraine	2	0.1%
26	Spain	1	0.1%
27	Taiwan	1	0.1%
28	Romania	1	0.1%
29	Guatemala	1	0.1%
30	Brazil	1	0.1%