Rank	Countries/Territories	Count	Percent
1	United States	502	42.5%
2	China	272	23%
3	Germany	91	7.7%
4	India	80	6.8%
5	Japan	39	3.3%
6	New Zealand	28	2.4%
7	Russia	23	1.9%
8	Slovakia	16	1.4%
9	United Kingdom	13	1.1%
10	Hong Kong	11	0.9%
11	Netherlands	11	0.9%
12	Canada	10	0.8%
13	France	9	0.8%
14	Australia	9	0.8%
15	Korea, Republic of	7	0.6%
16	Cyprus	6	0.5%
17	Ireland	6	0.5%
18	Israel	6	0.5%
19	Singapore	6	0.5%
20	Spain	4	0.3%
21	Belgium	4	0.3%
22	Egypt	3	0.3%
23	Portugal	3	0.3%
24	Poland	2	0.2%
25	South Africa	2	0.2%
26	Mexico	2	0.2%
27	Italy	2	0.2%
28	Bulgaria	2	0.2%
29	Denmark	2	0.2%
30	Colombia	2	0.2%
31	Switzerland	2	0.2%
32	Taiwan	1	0.1%
33	Austria	1	0.1%
34	Finland	1	0.1%
35	Macao	1	0.1%
36	Jordan	1	0.1%
37	Saudi Arabia	1	0.1%
38	Puerto Rico	1	0.1%