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["【資料】後志地区交通安全推進協議会提供",{"$nulls":4},"【資料】後志地区交通安全推進協議会提供"]
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["期　　　間",null,null,"日　数",null,"順位","期　　　間",null,null,"日　数"]
["1986-06-22","～","1996-11-14",3798,null,1,"2004-08-15","～","2015-02-03",3824]
["1981-05-07","～","1986-06-20",1870,null,2,"1986-06-22","～","1996-11-14",3798]
["1996-11-16","～","2001-10-11",1790,null,3,"1981-05-07","～","1986-06-20",1870]
["2001-10-13","～","2004-08-13",1035,null,4,"1996-11-16","～","2001-10-11",1790]
["2004-08-15","～","2015-02-04",3825,null,5,"2001-10-13","～","2004-08-13",1035]