Rank	Countries/Territories	Count	Percent
1	United States	418	43.5%
2	China	175	18.2%
3	Germany	96	10%
4	Japan	53	5.5%
5	India	42	4.4%
6	Switzerland	17	1.8%
7	Netherlands	16	1.7%
8	France	15	1.6%
9	Singapore	14	1.5%
10	Canada	12	1.2%
11	United Kingdom	10	1%
12	Egypt	8	0.8%
13	Indonesia	8	0.8%
14	Thailand	8	0.8%
15	Australia	7	0.7%
16	Ireland	6	0.6%
17	Hong Kong	6	0.6%
18	Taiwan	6	0.6%
19	Cyprus	5	0.5%
20	Italy	4	0.4%
21	Belgium	4	0.4%
22	Tunisia	3	0.3%
23	Pakistan	3	0.3%
24	United Arab Emirates	3	0.3%
25	Mongolia	2	0.2%
26	Portugal	2	0.2%
27	Rwanda	2	0.2%
28	Korea, Republic of	2	0.2%
29	Turkey	2	0.2%
30	Argentina	2	0.2%
31	Iceland	2	0.2%
32	Finland	1	0.1%
33	Costa Rica	1	0.1%
34	Uganda	1	0.1%
35	Slovakia	1	0.1%
36	Spain	1	0.1%
37	Malaysia	1	0.1%
38	Norway	1	0.1%
39	Philippines	1	0.1%