1990東大前期合格者数文1、文2
http://web.archive.org/web/20160629094113im_/http://www.geocities.jp/wtkh1990/1990tkh_0001.jpg
一橋大前期合格者数
http://web.archive.org/web/20160629094113im_/http://www.geocities.jp/wtkh1990/1990tkh_0014.jpg
早稲田政経入学者数
http://web.archive.org/web/20150429181459im_/http://www.geocities.jp/wtkh1990/1990wasedan_0002.jpg