Table 1. Output of stem cell papers by top producing countries of stem cell research.

		2006	2007	2008	2009	2010	Total	% increase over 2006
1	USA	4524	5138	5430	5640	6646	27378	46.9
2	China	930	1377	1797	2055	2387	8546	156.7
3	Germany	1072	1239	1468	1505	1654	6938	54.3
4	Japan	1190	1248	1441	1394	1498	6771	25.9
5	UK	869	1085	1117	1231	1345	5647	54.8
6	Italy	638	760	920	909	1097	4324	71.9
7	France	579	639	712	733	812	3475	40.2
8	Canada	477	518	619	666	697	2977	46.1
9	South Korea	259	353	408	499	624	2143	140.9
10	Spain	292	354	391	466	563	2066	92.8
19	Brazil	86	123	143	226	266	844	209.3
21	India	92	101	137	172	240	742	160.9

Shown is a ranking of the top producing countries of stem cell research according to total stem cell papers produced between 2006 and 2010, and emerging economies Brazil and India.