Rank	Countries/Territories	Count	Percent
1	United States	354	33.4%
2	China	322	30.4%
3	Germany	117	11%
4	Japan	43	4.1%
5	Spain	23	2.2%
6	Taiwan	20	1.9%
7	United Kingdom	17	1.6%
8	Singapore	17	1.6%
9	Netherlands	15	1.4%
10	France	11	1%
11	Korea, Republic of	10	0.9%
12	New Zealand	9	0.8%
13	Indonesia	8	0.8%
14	Cyprus	7	0.7%
15	Ireland	6	0.6%
16	India	5	0.5%
17	Australia	5	0.5%
18	Iran, Islamic Republic of	5	0.5%
19	Canada	4	0.4%
20	Belgium	4	0.4%
21	Lithuania	4	0.4%
22	Malaysia	4	0.4%
23	Portugal	3	0.3%
24	Russia	3	0.3%
25	Italy	3	0.3%
26	Brazil	3	0.3%
27	Algeria	3	0.3%
28	Hong Kong	3	0.3%
29	Hungary	2	0.2%
30	Colombia	2	0.2%
31	Croatia	2	0.2%
32	Nigeria	2	0.2%
33	Norway	2	0.2%
34	Poland	2	0.2%
35	Slovenia	2	0.2%
36	Thailand	2	0.2%
37	Turkey	2	0.2%
38	Ukraine	2	0.2%
39	Sweden	2	0.2%
40	Switzerland	1	0.1%
41	Tanzania, United Republic of	1	0.1%
42	Slovakia	1	0.1%
43	Pakistan	1	0.1%
44	Kenya	1	0.1%
45	Egypt	1	0.1%
46	Ethiopia	1	0.1%
47	Argentina	1	0.1%
48	Greece	1	0.1%