Natural Gas Stocks Withdrawal in Slovakia decreased to 12.60 GWh/d on Saturday June 13 from 13 in the previous day. Natural Gas Stocks Withdrawal in Slovakia averaged 83.93 GWh/d from 2011 until 2026, reaching an all time high of 370.40 GWh/d in February of 2012 and a record low of 0.00 GWh/d in April of 2011.