Rank	Countries/Territories	Count	Percent
1	United States	363	32.5%
2	China	242	21.7%
3	Canada	95	8.5%
4	Germany	78	7%
5	Australia	51	4.6%
6	Korea, Republic of	32	2.9%
7	Japan	30	2.7%
8	Brazil	26	2.3%
9	India	25	2.2%
10	United Kingdom	21	1.9%
11	Spain	17	1.5%
12	Netherlands	17	1.5%
13	Singapore	11	1%
14	France	10	0.9%
15	Belgium	10	0.9%
16	Czech Republic	9	0.8%
17	Greece	8	0.7%
18	Hong Kong	8	0.7%
19	Cyprus	7	0.6%
20	Norway	7	0.6%
21	Taiwan	6	0.5%
22	Israel	5	0.4%
23	Mexico	4	0.4%
24	Russia	4	0.4%
25	Saudi Arabia	4	0.4%
26	South Africa	3	0.3%
27	Italy	3	0.3%
28	Iran, Islamic Republic of	3	0.3%
29	Indonesia	2	0.2%
30	Colombia	2	0.2%
31	Malaysia	2	0.2%
32	Poland	2	0.2%
33	Romania	2	0.2%
34	Sweden	2	0.2%
35	Switzerland	2	0.2%
36	Sri Lanka	1	0.1%
37	Austria	1	0.1%
38	Ireland	1	0.1%