Rank	Countries/Territories	Count	Percent
1	United States	461	48.5%
2	China	201	21.2%
3	Germany	77	8.1%
4	France	61	6.4%
5	Portugal	18	1.9%
6	Japan	16	1.7%
7	Canada	13	1.4%
8	Netherlands	12	1.3%
9	South Africa	12	1.3%
10	Singapore	11	1.2%
11	India	11	1.2%
12	Cyprus	7	0.7%
13	Australia	6	0.6%
14	Indonesia	6	0.6%
15	Ireland	6	0.6%
16	Korea, Republic of	5	0.5%
17	Iran, Islamic Republic of	3	0.3%
18	Colombia	3	0.3%
19	Philippines	3	0.3%
20	Mexico	2	0.2%
21	Russia	2	0.2%
22	Nigeria	2	0.2%
23	Norway	2	0.2%
24	Hong Kong	2	0.2%
25	Lithuania	2	0.2%
26	Malaysia	1	0.1%
27	Lao People's Democratic Republic	1	0.1%
28	Italy	1	0.1%
29	Bangladesh	1	0.1%
30	New Zealand	1	0.1%
31	Ukraine	1	0.1%