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
19	2010	Slovak Republic	156 626			5692	3,81	3,32		stefanryba@pssr.sk
18	2009	Slovak Republic	162 485	1236	131	5770	3,73	3,33		stefanryba@pssr.sk
17	2008	Slovak Republic	172300	1039	166	6025	3,74	3,29		stefanryba@pssr.sk
16	2007	Slovak Republic	180888	1153	156,88	5951	3,73	3,28		stefanryba@pssr.sk
14	2006	Slovak Republic	185 741	1235	150,39	5670	3,75	3,30		stefanryba@spusr.sk
13	2005	Slovak Republic	229300	1300	176	5541	3,76	3,32		stefanryba@spusr.sk
12	2004	Slovak Republic	231873	1324	175	5336	3,77	3,28		stefanryba@spusr.sk
10	2003	Slovak Republic	259873	1267	205	5028	3,74	3,16		stefanryba@spusr.sk
9	2002	Slovak Republic	272619	1395	195	4898	3,73	3,17		stefanryba@spusr.sk
1	2001	Slovak Republic	271147	1530	177	4337	3,71	3,16		stefanryba@spusr.sk