年,年,総延長(m),国　道[m],舗装済延長（国道）[m],舗装率（国道）[％],県　道[m],舗装済延長（県道）[m],舗装率（県道）[％],市　道[m],市道幅員別内訳3.5m未満[m],市道幅員別内訳           3.5〜5.5m未満[m],市道幅員別内訳　　　5.5m以上[m],舗装済延長（市道）[m],舗装率（市道）[％]
平成18年,2006,"1,197,805","51,169","51,169",100.0,"191,123","191,123",100.0,"955,513","539,165","327,121","89,227","817,111",85.5
平成19年,2007,"1,199,059","51,169","51,169",100.0,"191,123","191,123",100.0,"956,767","534,747","332,758","89,262","820,443",85.8
平成20年,2008,"1,201,124","51,116","51,116",100.0,"193,241","193,241",100.0,"956,767","534,747","332,758","89,262","820,443",85.8
平成21年,2009,"1,193,551","51,116","51,116",100.0,"192,427","192,427",100.0,"950,008","496,893","344,742","108,373","833,544",87.7
平成22年,2010,"1,199,715","51,116","51,116",100.0,"187,857","187,857",100.0,"960,742","496,357","352,255","112,130","843,941",87.8
平成23年,2011,"1,202,798","51,116","51,116",100.0,"187,733","187,733",100.0,"963,949","495,766","355,274","112,909","847,406",87.9
平成24年,2012,"1,201,736","51,553","51,553",100.0,"184,632","184,632",100.0,"965,551","494,824","356,730","113,997","849,233",88.0
平成25年,2013,"1,202,777","51,553","51,553",100.0,"185,206","185,206",100.0,"966,018","493,866","356,619","115,533","850,048",88.0
平成26年,2014,"1,214,696","58,104","58,104",100.0,"186,095","186,095",100.0,"970,497","492,287","360,622","117,588","854,738",88.1
平成27年,2015,"1,220,531","63,790","63,790",100.0,"186,093","186,093",100.0,"970,648","491,066","359,434","120,148","856,149",88.2
平成28年,2016,"1,219,948","63,790","63,790",100.0,"185,077","185,077",100.0,"971,081","490,480","359,799","120,802","856,749",88.2
平成29年,2017,"1,219,826","63,790","63,790",100.0,"184,934","184,934",100.0,"971,102","489,681","360,466","120,955","856,770",88.2
平成30年,2018,"1,226,944","70,459","70,459",100.0,"185,366","185,366",100.0,"971,119","488,947","361,041","121,131","857,218",88.3
平成31年,2019,"1,230,223","72,416","72,416",100.0,"186,294","186,294",100.0,"971,513","488,383","363,019","120,111","857,719",88.3
令和2年,2020,"1,230,320","72,416","72,416",100.0,"186,158","186,158",100.0,"971,746","488,236","363,372","120,138","858,687",88.4
令和3年,2021,"1,228,033","72,416","72,416",100.0,"184,307","184,307",100.0,"971,310","487,070","363,696","120,544","858,488",88.4
令和4年,2022,"1,230,084","72,416","72,416",100.0,"184,294","184,294",100.0,"973,374","486,244","365,875","121,255","860,552",88.4
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