Rank	Countries/Territories	Count	Percent
1	United States	489	40.1%
2	China	264	21.7%
3	Germany	150	12.3%
4		50	4.1%
5	Canada	41	3.4%
6	France	32	2.6%
7	Japan	28	2.3%
8	India	20	1.6%
9	Cyprus	17	1.4%
10	Netherlands	15	1.2%
11	United Kingdom	14	1.1%
12	Singapore	11	0.9%
13	Taiwan	10	0.8%
14	Korea, Republic of	8	0.7%
15	Greece	8	0.7%
16	Italy	7	0.6%
17	Australia	7	0.6%
18	Ireland	6	0.5%
19	Switzerland	6	0.5%
20	Sweden	5	0.4%
21	Iran, Islamic Republic of	4	0.3%
22	Hong Kong	3	0.2%
23	Egypt	3	0.2%
24	Latvia	3	0.2%
25	Mongolia	3	0.2%
26	Norway	2	0.2%
27	Russia	2	0.2%
28	Ukraine	2	0.2%
29	Algeria	2	0.2%
30	Argentina	2	0.2%
31	Bangladesh	1	0.1%
32	Denmark	1	0.1%
33	Indonesia	1	0.1%
34	Pakistan	1	0.1%