How many poems are there in the Book of Songs?

Guo Feng is a Zhou Dynasty folk song included in The Book of Songs, the first poetry collection in the history of China literature. Including the folk songs of about fifteen vassal States from the early Western Zhou Dynasty to the mid-Spring and Autumn Period. The Book of Songs is divided into style, elegance, elegance and ode. The "national wind" here is the wind in the Book of Songs, mainly including Chinese folk songs, which are divided into 15 and *** 160.