cpi
  288 1980 1 12
  29.1
  30.3
  31.5
  31.7
  32.7
  33.1
  33.4
  33.9
  34.6
  35.5
  35.7
  36.9
  37.5
  37.8
  38.5
  38.8
  39.7
  40.8
  41.2
  41.6
  42.1
  42.0
  41.7
  41.9
  42.1
  42.3
  42.7
  42.8
  43.1
  43.4
  43.5
  43.6
  43.8
  43.7
  43.4
  43.9
  44.3
  44.6
  44.7
  44.6
  44.7
  44.7
  44.7
  44.7
  44.8
  44.8
  44.7
  44.8
  45.1
  45.5
  45.6
  45.8
  45.7
  45.5
  45.5
  45.7
  46.2
  46.0
  45.9
  45.9
  46.0
  46.3
  46.4
  46.4
  46.8
  46.8
  46.8
  46.9
  47.4
  47.5
  47.0
  47.3
  47.7
  48.0
  48.1
  48.0
  48.3
  48.2
  48.3
  48.2
  48.5
  48.0
  47.9
  47.9
  48.1
  48.2
  48.6
  48.9
  49.6
  49.6
  49.4
  50.1
  50.5
  50.5
  50.4
  50.8
  51.1
  51.9
  52.7
  52.6
  52.9
  53.2
  53.3
  53.6
  53.7
  53.6
  54.0
  54.5
  54.6
  54.8
  55.1
  55.4
  56.1
  56.2
  56.1
  56.5
  57.0
  57.2
  57.3
  57.2
  58.6
  58.9
  59.5
  60.2
  60.9
  61.2
  61.4
  61.6
  62.0
  62.2
  62.2
  62.6
  63.9
  64.8
  65.6
  65.9
  66.1
  66.5
  66.9
  67.5
  67.8
  67.9
  68.2
  68.4
  68.9
  69.3
  70.0
  70.4
  70.9
  71.0
  71.3
  71.4
  71.7
  71.6
  71.2
  71.4
  72.0
  72.5
  73.4
  73.8
  74.0
  74.4
  74.3
  74.6
  75.0
  75.3
  75.1
  75.6
  76.5
  77.4
  78.1
  78.2
  78.2
  78.8
  79.5
  80.1
  79.8
  79.6
  79.7
  79.8
  80.5
  80.8
  81.7
  82.2
  82.3
  82.1
  82.3
  82.8
  83.6
  83.2
  83.0
  83.6
  84.4
  84.7
  85.3
  85.9
  86.4
  86.4
  86.8
  87.2
  87.3
  87.3
  87.3
  87.7
  88.3
  88.8
  89.2
  89.6
  89.7
  89.8
  90.0
  90.6
  91.1
  91.1
  91.1
  93.4
  95.7
  97.3
  97.1
  97.5
  97.0
  96.6
  96.6
  96.9
  97.3
  97.6
  97.3
  97.1
  97.1
  97.5
  97.6
  97.9
  97.7
  97.1
  96.8
  97.8
  98.1
  98.8
  98.6
  98.5
  98.9
  99.2
  99.7
  99.3
  98.8
  99.3
  99.7
 100.2
 101.5
 101.4
 100.8
 101.2
 102.3
 102.8
 103.7
 104.1
 104.0
 104.3
 104.5
 104.9
 104.8
 104.8
 104.2
 104.4
 105.0
 105.5
 106.1
 106.7
 107.1
 107.0
 106.7
 107.4
 108.0
 107.7
 107.8
 108.3
 109.0
 109.6
 110.9
 110.7
 110.5
 110.2
 110.1
 110.6
 111.6
 111.7
 111.5
 112.0
 112.7
 113.2