Rank	Countries/Territories	Count	Percent
1	United States	538	42.9%
2	China	265	21.1%
3	Germany	138	11%
4	Japan	83	6.6%
5	Canada	36	2.9%
6	France	26	2.1%
7	Netherlands	26	2.1%
8	Australia	14	1.1%
9	Cyprus	12	1%
10	India	11	0.9%
11	Ireland	9	0.7%
12	Singapore	9	0.7%
13	Taiwan	8	0.6%
14	United Kingdom	8	0.6%
15	Thailand	7	0.6%
16	Malaysia	7	0.6%
17	Poland	7	0.6%
18	Italy	6	0.5%
19	Korea, Republic of	6	0.5%
20	Israel	4	0.3%
21	Argentina	4	0.3%
22	Spain	4	0.3%
23	Romania	4	0.3%
24	Ukraine	3	0.2%
25		3	0.2%
26	Austria	3	0.2%
27	Hong Kong	3	0.2%
28	Bulgaria	2	0.2%
29	Switzerland	2	0.2%
30	New Zealand	2	0.2%
31	Norway	1	0.1%
32	Philippines	1	0.1%
33	Puerto Rico	1	0.1%
34	Mongolia	1	0.1%
35	Bangladesh	1	0.1%