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        -各市町村の3歳児歯科健診の結果-   [各自治体より提供していただいたデータ]
  
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        | 日本全国平均値の経年推移
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        | (データのある市町村の結果を合計して算出。
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        | 一部そろっていないデータがあり、全市町村の合計値ではありません。)
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        |   | 
       
     
    
    
      
        | 年度  | 
        市町村数  | 
        受診児数  | 
        う蝕ありの人数  | 
        有病者率  | 
        むし歯の総本数  | 
        一人平均う歯数  | 
        A型人数  | 
        B型人数  | 
        C型人数  | 
        A型の割合  | 
        B型の割合  | 
        C型の割合  | 
       
      
        | 1989   | 
        962   | 
        310,055   | 
        151,247   | 
        48.8  | 
        816,815   | 
        2.63   | 
        69,000   | 
        54,833   | 
        15,097   | 
        22.25   | 
        17.68   | 
        4.87   | 
       
      
        | 1990   | 
        1,040   | 
        328,847   | 
        157,527   | 
        47.9  | 
        858,865   | 
        2.61   | 
        71,227   | 
        57,642   | 
        16,646   | 
        21.66   | 
        17.53   | 
        5.06   | 
       
      
        | 1991   | 
        1,180   | 
        389,118   | 
        183,119   | 
        47.1  | 
        961,305   | 
        2.47   | 
        86,855   | 
        66,999   | 
        18,418   | 
        22.32   | 
        17.22   | 
        4.73   | 
       
      
        | 1992   | 
        1,232   | 
        381,141   | 
        176,326   | 
        46.3  | 
        903,563   | 
        2.37   | 
        85,879   | 
        62,970   | 
        16,986   | 
        22.53   | 
        16.52   | 
        4.46   | 
       
      
        | 1993   | 
        1,288   | 
        384,526   | 
        174,582   | 
        45.4  | 
        886,404   | 
        2.31   | 
        86,242   | 
        61,526   | 
        17,196   | 
        22.43   | 
        16.00   | 
        4.47   | 
       
      
        | 1994   | 
        1,370   | 
        423,407   | 
        185,659   | 
        43.8  | 
        878,222   | 
        2.07   | 
        89,605   | 
        60,810   | 
        17,545   | 
        21.16   | 
        14.36   | 
        4.14   | 
       
      
        | 1995   | 
        1,528   | 
        455,327   | 
        190,205   | 
        41.8  | 
        889,343   | 
        1.95   | 
        92,785   | 
        61,763   | 
        16,679   | 
        20.38   | 
        13.56   | 
        3.66   | 
       
      
        | 1996   | 
        1,916   | 
        499,707   | 
        199,761   | 
        40.0  | 
        944,353   | 
        1.89   | 
        94,661   | 
        60,891   | 
        17,383   | 
        18.94   | 
        12.19   | 
        3.48   | 
       
      
        | 1997   | 
        2,666   | 
        681,429   | 
        267,063   | 
        39.2  | 
        1,256,455   | 
        1.84   | 
        133,824   | 
        83,138   | 
        24,279   | 
        19.64   | 
        12.20   | 
        3.56   | 
       
      
        | 1998   | 
        3,120   | 
        829,241   | 
        310,872   | 
        37.5  | 
        1,416,405   | 
        1.71   | 
        155,406   | 
        93,181   | 
        26,342   | 
        18.74   | 
        11.24   | 
        3.18   | 
       
      
        | 1999   | 
        3,171   | 
        890,785   | 
        314,784   | 
        35.3  | 
        1,386,004   | 
        1.56   | 
        167,185   | 
        96,977   | 
        26,098   | 
        18.77   | 
        10.89   | 
        2.93   | 
       
      
        | 2000   | 
        3,234   | 
        891,568   | 
        302,738   | 
        34.0  | 
        1,666,582   | 
        1.87   | 
        151,212   | 
        85,727   | 
        22,826   | 
        16.96   | 
        9.62   | 
        2.56   | 
       
      
        | 2001   | 
        2,720   | 
        745,275   | 
        260,479   | 
        35.0  | 
        1,122,424   | 
        1.51   | 
        144,825   | 
        80,732   | 
        20,687   | 
        19.43   | 
        10.83   | 
        2.78   | 
       
      
        | 2002   | 
        2,621   | 
        724,281   | 
        243,121   | 
        33.6  | 
        1,022,542   | 
        1.41   | 
        136,739   | 
        74,233   | 
        18,599   | 
        18.88   | 
        10.25   | 
        2.57   | 
       
      
        | 2003   | 
        155   | 
        28,952   | 
        8,946   | 
        30.9  | 
        36,252   | 
        1.25   | 
        5,612   | 
        2,633   | 
        701   | 
        19.38   | 
        9.09   | 
        2.42   | 
       
      
        | 2004   | 
        211   | 
        41,221   | 
        13,975   | 
        33.9  | 
        57,510   | 
        1.40   | 
        8,585   | 
        4,340   | 
        1,050   | 
        20.83   | 
        10.53   | 
        2.55   | 
       
      
        | 2005   | 
        97   | 
        28,209   | 
        8,045   | 
        28.5  | 
        32,019   | 
        1.14   | 
        5,201   | 
        2,251   | 
        593   | 
        18.44   | 
        7.98   | 
        2.10   | 
       
      
        | 2006   | 
        15   | 
        9,117   | 
        2,727   | 
        29.9  | 
        11,028   | 
        1.21   | 
        1,780   | 
        790   | 
        157   | 
        19.52   | 
        8.67   | 
        1.72   | 
       
      
        | 2007   | 
        15   | 
        9,210   | 
        2,991   | 
        32.5  | 
        11,439   | 
        1.24   | 
        2,013   | 
        836   | 
        142   | 
        21.86   | 
        9.08   | 
        1.54   | 
       
      
        | 2008   | 
        15   | 
        8,862   | 
        2,384   | 
        26.9  | 
        9,101   | 
        1.03   | 
        1,582   | 
        672   | 
        130   | 
        17.85   | 
        7.58   | 
        1.47   | 
       
     
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