| 
  
              | 年度 | 第1号保険者数 | 要介護(支援)認定者数 | 自立度(%) | 対前年変動率(%) | 対2008年変動率(%) |  
              |  | 合計 | 65~75 | 75~ | 合計 | 65~75 | 75~ | 合計 | 65~75 | 75~ | 合計 | 65~75 | 75~ | 合計 | 65~75 | 75~ |  
              | 2008 | 6,612 | 2,565 | 4,047 | 1,198 | 100 | 1,098 | 81.88 | 96.10 | 72.87 |  |  |  |  |  |  |  
              | 2009 | 6,523 | 2,478 | 4,045 | 1,205 | 92 | 1,113 | 81.53 | 96.29 | 72.48 | -0.35 | 0.19 | -0.38 |  |  |  |  
              | 2010 | 6,418 | 2,382 | 4,036 | 1,265 | 89 | 1,176 | 80.29 | 96.26 | 70.86 | -1.24 | -0.02 | -1.62 |  |  |  |  
              | 2011 | 6,456 | 2,376 | 4,080 | 1,352 | 89 | 1,263 | 79.06 | 96.25 | 69.04 | -1.23 | -0.01 | -1.82 |  |  |  |  
              | 2012 | 6,544 | 2,457 | 4,087 | 1,422 | 87 | 1,335 | 78.27 | 96.46 | 67.34 | -0.79 | 0.20 | -1.71 | -3.61 | -0.36 | -5.53 |  |