Have been categorising my music posts into decades released and genres

On the face of it there are 757 music posts.
Actual songs posted total 956 as some posts have multiple songs
I have only gone through half the posts so I estimate there may be at least another 300 songs to categorise.
'50s - 30
'60s - 251
'70s - 252
'80s - 76
'90s - 24
'2000 - 16
Instrumentals - 105
Country - 46
Doo Wop - 61
Cover posts - 95