Dataset is here..
drive.google.com/file/d/1onKCnf…
1. Hindi songs have highest cumulative views (expected). Punjabi a close second.
2. Did you expect Bhojpuri songs to score higher than Telugu/Bengali/Marathi?
A. Rise of cheap phablets around 2013,
B. 4G revolution(2012-14)+
C.JIo revolution
Jio in particular aided the momentum .
All consequences of technology.
Innuendo alert!...😀
We see if we average all years out.Punjabi has the highest ratio,south Indian states(with superstar culture) follow..bhojpuri songs though popular have innuendos and have low Like Dislike ratio.