How many volumes of novels are there in total to celebrate the remaining years?

There were a total of seven volumes of the novel.

There were a few books with inconsistent information about the novel "Celebrating Years". Some mentioned seven volumes, some mentioned 15, and some mentioned 12. However, according to the contents of document [2], document [3], document [5], and document [7], it can be concluded that there are a total of seven volumes of "Celebrating Years" novels.

There was some inconsistent information regarding the total number of volumes of the novel "Celebrating Years". Some mentioned seven volumes, some mentioned 15, and some mentioned 12. However, according to the contents of documents [2] and [6], it can be concluded that there are a total of seven volumes of the novel. Therefore, there were a total of seven volumes of the novel.

There was some inconsistent information regarding the total number of volumes of the novel "Celebrating Years". Some mentioned seven volumes, some mentioned 15, and some mentioned 12. However, according to the content of document [6], there are a total of seven volumes of the novel.

There were a total of seven volumes of the novel.

There was some inconsistent information regarding the total number of volumes of the novel "Celebrating Years". Some mentioned seven volumes, some mentioned 15, and some mentioned 12. However, according to the contents of documents [2] and [6], it can be concluded that there are a total of seven volumes of the novel.

There were a total of seven volumes of the novel.

There was some inconsistent information regarding the total number of volumes of the novel "Celebrating Years". Some mentioned seven volumes, some mentioned 15, and some mentioned 12. However, according to the contents of documents [2] and [6], it can be concluded that there are a total of seven volumes of the novel.

There were a total of seven volumes of the novel.

There was some inconsistent information regarding the total number of volumes of the novel "Celebrating Years". Some mentioned seven volumes, some mentioned 15, and some mentioned 12. However, according to the contents of documents [2] and [6], it can be concluded that there are a total of seven volumes of the novel.