Rank	Countries/Territories	Count	Percent
1	United States	338	45%
2	China	138	18.4%
3	Germany	57	7.6%
4	United Kingdom	47	6.3%
5	France	20	2.7%
6	Switzerland	15	2%
7	Netherlands	12	1.6%
8	India	12	1.6%
9	Japan	11	1.5%
10	Korea, Republic of	9	1.2%
11	Malaysia	9	1.2%
12	Canada	9	1.2%
13	Pakistan	6	0.8%
14	Bangladesh	5	0.7%
15	Ireland	5	0.7%
16	Hong Kong	5	0.7%
17	Ukraine	5	0.7%
18	Australia	4	0.5%
19	Romania	4	0.5%
20	Russia	4	0.5%
21	Slovakia	4	0.5%
22	Spain	3	0.4%
23	Egypt	3	0.4%
24	Brazil	3	0.4%
25	Turkey	2	0.3%
26	Singapore	2	0.3%
27	Nepal	2	0.3%
28	Nigeria	2	0.3%
29	Jordan	2	0.3%
30	Kazakhstan	2	0.3%
31	United Arab Emirates	2	0.3%
32	Lithuania	1	0.1%
33	Norway	1	0.1%
34	Poland	1	0.1%
35	Algeria	1	0.1%
36	Armenia	1	0.1%
37	Israel	1	0.1%
38	Indonesia	1	0.1%
39	Gabon	1	0.1%
40	Greece	1	0.1%