Rank	Countries/Territories	Count	Percent
1	United States	557	43.5%
2	China	401	31.4%
3	Germany	117	9.1%
4	France	42	3.3%
5	Australia	20	1.6%
6	Canada	20	1.6%
7	Russia	20	1.6%
8	Korea, Republic of	12	0.9%
9	Japan	11	0.9%
10	Cyprus	10	0.8%
11	Netherlands	9	0.7%
12	United Kingdom	7	0.5%
13	Singapore	6	0.5%
14	India	6	0.5%
15	Ukraine	5	0.4%
16	Norway	5	0.4%
17	Mongolia	4	0.3%
18	Switzerland	4	0.3%
19	Ireland	3	0.2%
20	Argentina	3	0.2%
21	Bangladesh	2	0.2%
22	Colombia	2	0.2%
23	Indonesia	2	0.2%
24	Hong Kong	2	0.2%
25	Taiwan	2	0.2%
26	Latvia	2	0.2%
27	Malaysia	1	0.1%
28	Nigeria	1	0.1%
29	Georgia	1	0.1%
30	Iran, Islamic Republic of	1	0.1%
31	Egypt	1	0.1%