Table 7. Distribution of the average of papers produced by year by the Mexican Diaspora vs. level in the SNI of the biological sciences area.

Level in the SNI system	Biological Sciences
	2000	2001	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	Mean	SD
Level 1	7	12	28	33	51	58	64	116	112	124	134	155	180	88	83.0	54.9
Level 2	8	3	4	11	12	13	6	13	17	15	31	22	24	9	13.4	7.9
Level 3	19	13	23	21	21	13	15	22	16	18	16	14	15	7	16.6	4.4
Level C	3	6	2	8	9	13	25	32	23	32	30	36	35	24	19.9	12.5
Total	37	34	57	73	93	97	110	183	168	189	211	227	254	128	33.2	40.2