Rank	Countries/Territories	Count	Percent
1	United States	424	49%
2	China	191	22.1%
3	Germany	81	9.4%
4	India	41	4.7%
5	Japan	20	2.3%
6	France	16	1.8%
7	Canada	14	1.6%
8	Hong Kong	10	1.2%
9	Czech Republic	6	0.7%
10	Colombia	5	0.6%
11	Cyprus	5	0.6%
12	Korea, Republic of	5	0.6%
13	Sweden	5	0.6%
14	Singapore	4	0.5%
15	Australia	4	0.5%
16	Qatar	3	0.3%
17	Ireland	3	0.3%
18	Netherlands	3	0.3%
19	Ukraine	3	0.3%
20	United Kingdom	3	0.3%
21	Switzerland	2	0.2%
22	Taiwan	2	0.2%
23	Turkey	2	0.2%
24	Norway	2	0.2%
25	Mongolia	2	0.2%
26	Belgium	2	0.2%
27	Malta	2	0.2%
28	Mexico	1	0.1%
29	Iran, Islamic Republic of	1	0.1%
30	Argentina	1	0.1%
31	Romania	1	0.1%
32	Russia	1	0.1%
33	Italy	1	0.1%