Rank	Countries/Territories	Count	Percent
1	United States	589	43.1%
2	China	398	29.1%
3	Germany	88	6.4%
4	Canada	52	3.8%
5	Japan	35	2.6%
6	France	34	2.5%
7	Sweden	26	1.9%
8	Singapore	15	1.1%
9	Netherlands	13	1%
10	Pakistan	12	0.9%
11	Taiwan	10	0.7%
12	Italy	10	0.7%
13	India	9	0.7%
14	Cyprus	9	0.7%
15	Hong Kong	6	0.4%
16	Australia	6	0.4%
17	Russia	6	0.4%
18	Korea, Republic of	5	0.4%
19	Argentina	5	0.4%
20	Colombia	5	0.4%
21	Bulgaria	4	0.3%
22	Ukraine	4	0.3%
23	Brazil	3	0.2%
24	Guatemala	3	0.2%
25	Greece	2	0.1%
26	Austria	2	0.1%
27	Iran, Islamic Republic of	2	0.1%
28	Lebanon	2	0.1%
29	Portugal	2	0.1%
30	Romania	2	0.1%
31	South Africa	2	0.1%
32	Spain	2	0.1%
33	Mongolia	1	0.1%
34	United Kingdom	1	0.1%
35	Algeria	1	0.1%
36	Georgia	1	0.1%