Rank	Countries/Territories	Count	Percent
1	United States	480	51.3%
2	China	188	20.1%
3	Germany	71	7.6%
4	Japan	23	2.5%
5	Australia	17	1.8%
6	Netherlands	16	1.7%
7	France	10	1.1%
8	India	10	1.1%
9	Hong Kong	9	1%
10	Norway	8	0.9%
11	Korea, Republic of	8	0.9%
12	Spain	8	0.9%
13	Sweden	8	0.9%
14	Egypt	7	0.7%
15	United Kingdom	7	0.7%
16	Singapore	6	0.6%
17	Romania	5	0.5%
18	Turkey	5	0.5%
19	Colombia	5	0.5%
20	Chile	5	0.5%
21	Canada	4	0.4%
22	Mexico	4	0.4%
23	Ireland	4	0.4%
24	Portugal	3	0.3%
25	Cyprus	3	0.3%
26	Iran, Islamic Republic of	3	0.3%
27	Indonesia	2	0.2%
28	Greece	2	0.2%
29	Belgium	2	0.2%
30	Algeria	2	0.2%
31	Argentina	2	0.2%
32	Israel	2	0.2%
33	Russia	2	0.2%
34	South Africa	1	0.1%
35	Switzerland	1	0.1%
36	Lithuania	1	0.1%
37	Malaysia	1	0.1%