Rank	Countries/Territories	Count	Percent
1	United States	568	44.9%
2	China	327	25.8%
3	Germany	107	8.5%
4	Netherlands	28	2.2%
5	India	25	2%
6	Canada	20	1.6%
7	United Kingdom	20	1.6%
8	Iran, Islamic Republic of	17	1.3%
9	Brazil	15	1.2%
10	France	14	1.1%
11	Denmark	13	1%
12	Italy	11	0.9%
13	Australia	10	0.8%
14	Japan	9	0.7%
15	Pakistan	9	0.7%
16	Russia	7	0.6%
17	Switzerland	7	0.6%
18	Ireland	7	0.6%
19	Singapore	7	0.6%
20	Taiwan	6	0.5%
21	Cyprus	5	0.4%
22	Estonia	3	0.2%
23	Argentina	3	0.2%
24	Spain	3	0.2%
25	Sri Lanka	2	0.2%
26	Costa Rica	2	0.2%
27	Hong Kong	2	0.2%
28	Turkey	2	0.2%
29	Saudi Arabia	2	0.2%
30	Poland	2	0.2%
31	Kenya	2	0.2%
32	Malaysia	2	0.2%
33	Mongolia	1	0.1%
34	Nigeria	1	0.1%
35	Norway	1	0.1%
36	Korea, Republic of	1	0.1%
37	Ukraine	1	0.1%
38	Croatia	1	0.1%
39	Chile	1	0.1%
40	Belgium	1	0.1%
41	Uzbekistan	1	0.1%