The Public Art Yearbook published by the Council for Cultural Affairs is the most credible and most important submitting and publishing channel for public artworks. The Public Art Yearbook continuously issued since 1998, and has recorded the evolutionary and prospering process of public art and its regulations for the recent decades, which is very significant. Therefore, the content of the yearbook is very important since it has recorded the public art of each year and is the significant resource for future research.