Rank	Countries/Territories	Count	Percent
1	United States	755	48.2%
2	China	442	28.2%
3	Germany	134	8.6%
4	France	90	5.7%
5	Spain	22	1.4%
6	Japan	18	1.1%
7	Netherlands	14	0.9%
8	Singapore	12	0.8%
9	Switzerland	11	0.7%
10	United Kingdom	10	0.6%
11	Ireland	8	0.5%
12	India	7	0.4%
13	Canada	7	0.4%
14	Cyprus	7	0.4%
15	Australia	5	0.3%
16	Egypt	4	0.3%
17	Colombia	4	0.3%
18		2	0.1%
19	Hong Kong	2	0.1%
20	Korea, Republic of	2	0.1%
21	Pakistan	2	0.1%
22	Taiwan	2	0.1%
23	Turkey	1	0.1%
24	Uganda	1	0.1%
25	Russia	1	0.1%
26	Latvia	1	0.1%
27	Argentina	1	0.1%
28	Bangladesh	1	0.1%