| 
 
                        
                            1. Average Fuel Price
                        
                        
                            |  | Customs Statistics Basis | Conversion Factor | Average Fuel Costs (D) (A*a+B*b+C*c)
 |  
                            | Crude Oil Price | \ 51,587 / kilo liter (A) | 0.0593 (a) | \ 20,600 / kilo liter |  
                            | LNG Price | \ 43,727 / ton (B) | 0.2701 (b) |  
                            | Coal Price | \ 7,159 / ton (C) | 0.7976 (c) |  
 
                        
                            2.Unit Price after Fuel Cost Adjustment
                        
                        
                            |  | Base Fuel Price(E) | Unit Price(d) | Unit Price after Fuel Cost Adjustment ((D-E)*d/1,000)
 | Change |  
                            | w/o tax | Incl. tax | w/o tax | Incl. tax | w/o tax | Incl. tax |  
                            | Low Voltage | \ 19,200 / kilo liter
 | \ 0.113 /kWh
 | \0.11865 /kWh
 | \0.16 /kWh
 | \0.16800 /kWh
 | \0.16 /kWh
 | \0.16800 /kWh
 |  
                            | High Voltage | \0.107 /kWh
 | \0.11235 /kWh
 | \0.15 /kWh
 | \0.15750 /kWh
 | \0.15 /kWh
 | \0.15750 /kWh
 |  
                            | Special High Voltage
 | \0.104 /kWh
 | \0.10920 /kWh
 | \0.15 /kWh
 | \0.15750 /kWh
 | \0.15 /kWh
 | \0.15750 /kWh
 |  
                            |  |  
                            |  | Average | \0.15 /kWh
 | \0.15750 /kWh
 | \0.15 /kWh
 | \0.15750 /kWh
 |  Note: Unit prices after tax are not used to calculate actual electricity rates.
 
 
 
                        
                            3.Monthly Effects on a Standard Customer (30A, 300kWh)
                        
                        
                            |  | January-March (a) | Current Rate (b) | Difference (a) - (b) |  
                            | Electricity Rate (\) | \ 6,262 | \ 6,211 | \ 51 |  |