Never keep track but 2008 was when I heard about lakorn rating , b/c JLR & SB make wave in the media & SB surpass that year
AFN (Asianfuse network)
sarN
roselovesice
A lot of ch7 lakorns tend to have very high ratings when compared to ch3 lakorns. I guess you can say that yes, there has been lakorns that has surpass Sawan Biang's rating. Popularity wise? Same, I suppose.