@Caption,企業の情報通信ネットワークにおける被害状況・被害内容,,,,,,,,,,,,, @Creator,総務省「通信利用動向調査」,,,,,,,,,,,,, @Date,2025年5月30日,,,,,,,,,,,,, @Language,ja,,,,,,,,,,,,, @@Title,,,,,,,,,,,,,, 西暦年,被害あり,標的型メールが送られてきた,ウィルスを発見又はウィルスに感染,コンピュータウィルスを発見したが感染しなかった,コンピュータウィルスを発見し、少なくとも1回は感染した,不正アクセス,スパムメールの中継利用・踏み台,DoS(DDos)攻撃,ホームページの改ざん,故意・過失による情報漏洩,Web上(BBS等)での誹謗中傷等,その他の侵害,特に被害はない,無回答 @@Unit,,,,,,,,,,,,,, ,%,%,%,%,%,%,%,%,%,%,%,%,%,% @@Baseval,,,,,,,,,,,,,, ,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01 @@Datatype,,,,,,,,,,,,,, xsd:string,xsd:double,xsd:double,xsd:double,xsd:double,xsd:double,xsd:double,xsd:double,xsd:double,xsd:double,xsd:double,xsd:double,xsd:double,xsd:double,xsd:double 2002,76.2,-,75,38.8,43.5,5.2,4,1.1,1.2,0.8,1.6,0.8,17.9,5.9 2003,72.7,-,72.1,-,-,3,4.2,2.9,0.2,1,2.7,1.1,26,1.3 2004,77.9,-,76.4,38.4,41.7,3.8,5,4,0.5,0.8,2,0.7,19.5,2.6 2005,66.3,-,65.5,39.1,29.4,2.8,3.7,1.8,0.1,0.7,-,0.6,31.9,1.8 2006,64,-,62,35.7,26.4,3.3,5.4,2.5,0,0.7,-,1,33.8,2.2 2007,55.9,-,53.9,37.7,16.7,1.6,4.1,1.9,0.5,1.5,-,0.7,42.4,1.7 2008,56.6,-,54.5,34.5,21.6,1.8,4,1.7,0.4,1.9,-,0.9,41,2.4 2009,62.6,-,60.9,36.2,25.8,1.9,3.5,1,0.3,1.3,-,0.9,34.8,2.5 2010,49.5,-,47.3,31.3,16.5,1.6,1.9,1.4,0.4,0.8,-,0.7,47.5,3 2011,39.8,-,38.2,26.9,11.3,0.9,2.3,1,0.1,0.7,-,0.4,58.5,1.7 2012,37.6,-,36.5,23.9,12.7,0.9,2.1,0.8,0.9,1,-,0.5,60.2,2.3 2013,36.3,-,34.5,23,11.5,1.7,2.9,1.2,0.9,0.4,-,0.5,59.3,4.4 2014,38.8,-,36.1,27.1,9,1.8,3.6,2.1,0.5,0.9,-,0.7,58,3.2 2015,34.7,14.3,30.8,20.8,10,2,3.7,1.6,0.4,0.7,-,0.8,57.9,7.4 2016,48.6,25.1,38.4,22.6,15.8,2.1,3.7,1.9,0.6,0.7,-,0.4,48.4,3 2017,50.3,28.5,43.6,31.9,11.7,2.5,4.8,2,0.4,0.7,-,0.9,48.5,1.3 2018,54.4,35,46,36.5,9.5,4.1,8.5,2.4,0.7,0.9,-,0.5,43.5,2.1 2019,54.4,33.2,36.1,29.1,7,2.6,9.2,2.4,0.4,1.2,-,1.6,44.1,1.6 2020,53.7,34.3,34.8,29.6,5.1,4.2,9.7,2.4,0.5,0.5,-,1.1,45.6,0.8 2021,52,32.8,30.9,25.4,5.5,2.7,11.2,1.7,0.3,1.1,-,1.3,47.2,0.8 2022,62,44.1,32.4,26.4,6.1,3.4,12.6,2.1,0.9,1.2,-,1.7,37.4,0.6 2023,53.8,36,28.4,23.3,5.1,3.5,11.1,2.3,1.2,1.6,-,1.7,46,0.2 2024,45.9,28.9,23.5,20.3,3.2,3.9,10.5,2.5,0.5,1.5,-,1.8,53.5,0.6