Rank	Countries/Territories	Count	Percent
1	United States	387	47.9%
2	China	239	29.6%
3	Germany	68	8.4%
4	Canada	20	2.5%
5	Mexico	18	2.2%
6	Singapore	11	1.4%
7	Sweden	10	1.2%
8	Netherlands	10	1.2%
9	France	10	1.2%
10	Switzerland	6	0.7%
11	Latvia	3	0.4%
12	Romania	3	0.4%
13	Hong Kong	3	0.4%
14	Cyprus	3	0.4%
15	Argentina	2	0.2%
16	Bangladesh	2	0.2%
17	Brazil	2	0.2%
18	India	2	0.2%
19	Ireland	2	0.2%
20	Italy	2	0.2%
21	Malaysia	2	0.2%
22	Mongolia	1	0.1%
23	Korea, Republic of	1	0.1%
24	Turkey	1	0.1%