Rank	Countries/Territories	Count	Percent
1	United States	177	32.8%
2	China	161	29.8%
3	Germany	50	9.3%
4	India	27	5%
5	Japan	19	3.5%
6	Ireland	15	2.8%
7	Slovakia	13	2.4%
8	Netherlands	12	2.2%
9	Mexico	10	1.9%
10	Canada	10	1.9%
11	Cyprus	5	0.9%
12	Czech Republic	3	0.6%
13	Singapore	3	0.6%
14	Viet Nam	3	0.6%
15	Saudi Arabia	2	0.4%
16	Tunisia	2	0.4%
17	Colombia	2	0.4%
18	Argentina	2	0.4%
19	Brazil	2	0.4%
20	Bulgaria	2	0.4%
21	Hong Kong	2	0.4%
22	Greece	1	0.2%
23	Kazakhstan	1	0.2%
24	Korea, Republic of	1	0.2%
25	Kyrgyzstan	1	0.2%
26	Australia	1	0.2%
27	Belarus	1	0.2%
28	Egypt	1	0.2%
29	Turkey	1	0.2%
30	United Kingdom	1	0.2%
31	Uzbekistan	1	0.2%
32	Spain	1	0.2%
33	Syrian Arab Republic	1	0.2%
34	Mongolia	1	0.2%
35	Italy	1	0.2%
36	Norway	1	0.2%
37	Peru	1	0.2%
38	Portugal	1	0.2%
39	Russia	1	0.2%