| output | 
      Em099-CN | 
      Distribution of gaseous fuels through mains in CN | 
      1.00 | 
      MEUR2011 | 
      1583 | 
      1583 | 
    
    
      | emission | 
      Air - Carbon dioxide, fossil | 
       | 
      1385 | 
      t | 
      1385 | 
      1385 | 
    
    
      | emission | 
      Air - Dinitrogen monoxide | 
       | 
      0.0880 | 
      t | 
      23.3 | 
      23.3 | 
    
    
      | emission | 
      Air - Methane, biogenic | 
       | 
      0.534 | 
      t | 
      14.8 | 
      14.8 | 
    
    
      | emission | 
      Air - Methane, fossil | 
       | 
      4.52 | 
      t | 
      138 | 
      138 | 
    
    
      | emission | 
      Air - PFC as CO2-eq | 
       | 
      1.74 | 
      t | 
      1.74 | 
      1.74 | 
    
    
      | emission | 
      Air - Sulfur hexafluoride | 
       | 
      1.550e-04 | 
      t | 
      3.53 | 
      3.53 | 
    
    
      | emission | 
      Air - Carbon dioxide, accelerated | 
       | 
      2158 | 
      t | 
      16.7 | 
      16.7 |