Here are some games from 1998 onwards...
First game in the third tier, attendance 32134
One of the first games at the CoMS, 2003
2004
Night game 2005, some empties but seemingly less than against Southampton or West Brom last season for example
Loads of empties in 2006-07 with Pearce, our average attendance was 39997, our worst at the CoMS
https://youtu.be/-zH5qJ767lk
Attendances back with a bang and although there are empties, they are nothing like you see now
https://youtu.be/2VC3jQNdwF4
2008-09, first goal is in first half injury time so ignore that... second half, full stadium, just look look at the North Stand compared to these days!
https://youtu.be/zXq4Mg2LVXc
Night cup game 2009, full stadium
https://youtu.be/Hmr_vX529mA
2010-11 full stadium
https://youtu.be/wV_MJQhXaUk
2011-12 the odd empty
https://youtu.be/iu7fFeiMAn4
2012-13 Full stadium
https://youtu.be/2p82JiG4EKM
2013-14 the odd empties
https://youtu.be/zqTB7BBtMz0
2015 empty seats are more noticeable from now on