Rank	Countries/Territories	Count	Percent
1	United States	270	42.1%
2	China	120	18.7%
3	Germany	49	7.6%
4	France	26	4.1%
5	Australia	19	3%
6	Canada	17	2.7%
7	India	13	2%
8	United Kingdom	13	2%
9	Japan	11	1.7%
10	Netherlands	10	1.6%
11	Ireland	9	1.4%
12	Malaysia	8	1.2%
13	Indonesia	6	0.9%
14	Hong Kong	5	0.8%
15	Lithuania	5	0.8%
16	Moldova, Republic of	5	0.8%
17	Taiwan	5	0.8%
18	Romania	4	0.6%
19	South Africa	4	0.6%
20	Italy	4	0.6%
21	Iran, Islamic Republic of	4	0.6%
22	Chile	4	0.6%
23	Egypt	4	0.6%
24	Greece	3	0.5%
25	Kyrgyzstan	3	0.5%
26	Mauritius	3	0.5%
27	Nigeria	3	0.5%
28	Switzerland	2	0.3%
29	Singapore	2	0.3%
30	Cyprus	2	0.3%
31	Viet Nam	2	0.3%
32	Colombia	1	0.2%
33	Belgium	1	0.2%
34	Israel	1	0.2%
35	Turkey	1	0.2%
36	Pakistan	1	0.2%
37	Mexico	1	0.2%