Key	Year	Country	Total number of dairy cows	Total number of dairy herds	Average of cows per herd	Average milk production per cow per year (kg)	Percent of fat production per cow per year (%)	Percent of protein production per cow per year (%)	Others	E-mail address of the responsible
4	2009	CHILE	476.077	18.522	26	4.845	3,91	3,36		clo@cooprinsem.cl
3	2008	CHILE	483.041	18.900	26	5.306	3,59	3,35		clo@cooprinsem.cl
2	2007	CHILE	495.465	19.739	25	4.945	3,66	3,29		clo@cooprinsem.cl
6	2006	CHILE	507.646	22.681	22	4.635	3,62	3,34		clo@cooprinsem.cl
5	2002	CHILE	556.520	34.447	16	3.899				clo@cooprinsem.cl
1	1997	CHILE	617.612	49.154	13	3.319	3,83	3,15		clo@cooprinsem.cl