Rank	Countries/Territories	Count	Percent
1	China	261	41.6%
2	United States	181	28.8%
3	Germany	41	6.5%
4	Canada	23	3.7%
5	India	22	3.5%
6	Mexico	16	2.5%
7	France	13	2.1%
8	Czech Republic	8	1.3%
9	United Kingdom	6	1%
10	Hong Kong	5	0.8%
11	Netherlands	5	0.8%
12	Japan	5	0.8%
13	Poland	5	0.8%
14	Greece	4	0.6%
15	Taiwan	3	0.5%
16	South Africa	3	0.5%
17	Spain	2	0.3%
18	Serbia	2	0.3%
19	Singapore	2	0.3%
20	Turkey	2	0.3%
21	Nigeria	2	0.3%
22	Norway	2	0.3%
23	Hungary	2	0.3%
24	Iran, Islamic Republic of	2	0.3%
25	Cyprus	2	0.3%
26	Denmark	1	0.2%
27	Brazil	1	0.2%
28	Colombia	1	0.2%
29	Ireland	1	0.2%
30	Italy	1	0.2%
31	Portugal	1	0.2%
32	Russia	1	0.2%
33	Korea, Republic of	1	0.2%
34	Zambia	1	0.2%