Oct 2 (Reuters) - The Slovak central state budget showed a deficit of 5.13 billion crowns ($172.9 million) in the January- September period, compared with an 8.1 billion deficit for the same period of 2005, the finance ministry said on Monday. CENTRAL STATE BUDGET Jan-Sept/06 Jan-Sept/05 FY 2006 PLAN (SKK bln) revenues 212.166 188.639 272.717 expenditure 217.300 196.746 330.185 balance -5.134 -8.107 -57.468 (Reporting by Martin Santa in Bratislava) ((Editing by Alan Crosby; RM: martin.santa.reuters.com@reuters.net; Email: martin.santa@reuters.com; +421-2-5341-8402)) ($1=29.50 Slovak Crown) Keywords: ECONOMY SLOVAKIA BUDGET TABLE