Key	Year	Country	Number of recorded cows	Percent of recorded cows	Number of  recorded herds	Percent of recorded herds	Average number of cows per recorded herd	Percent of  recorded herds per method A3	Percent of  recorded herds per method A4	Percent of  recorded herds per method A6	Percent of  recorded herds per method AT	Percent of  recorded herds per method B	Others	E-mail address of the responsible
16	2007	México	35,874	4	92	n.a.	403.1	0	95	4	0	1	Components are recorded all on an AT basis. 2007 figures aprox.	roberto.iturralde@holstein.com.mx
15	2006	México	41,476	5	104	n.a	423.2	0	95	4	0	1	All components are recorded on an AT basis.	roberto.iturralde@holstein.com.mx
14	2005	México	38,044	4	98	n.a	388.2	0	95	4	0	1	All components are recorded on an AT basis.	roberto.iturralde@holstein.com.mx
9	2004	México	39,578	1.73	98	n.a.	389.2	0	92	4	0	4	n.a.	holstein2004@prodigy.net.mx
8	2003	México	43,785	1.93	114	n.a.	384	0	95	5	0	0	n.a.	holstein2004@prodigy.net.mx
7	2002	México	40,967	1.81	151	n.a.	316.3	0	95	5	0	0	n.a.	holstein2004@prodigy.net.mx
6	2001	México	43,685	1.93	175	n.a.	332.3	0	95	5	0	0	n.a.	holstein2004@prodigy.net.mx