He wrote that over 600 more. Nobel Prize in 2016 well deserved IMHO
Dylan wrote a LOT of very good songs - “Like A Rolling Stone” is one of my all time favs. The Byrds cover of “My Back Pages” is amazing.
That said...
Dylan’s songs lacked the complexity found in Joni Mitchell’s compositions - not only lyrically but to an even greater degree musically. JM’s music ranged from folk to pop to avantgarde to jazz to blues - and all done at a very high level.