User-agent: *
Disallow: /?month=1*
Disallow: /?month=2011*
Disallow: /?month=2012*
Disallow: /?month=2013*
Disallow: /?month=2014*
Disallow: /?month=2015*
Disallow: /?month=2016*
Disallow: /?month=2017*
Disallow: /?month=2018*
Disallow: /?month=2019*
Disallow: /?month=202*
Disallow: /?month=203*
Disallow: /?month=204*
Disallow: /?month=205*
Disallow: /?month=206*
Disallow: /?month=207*
Disallow: /?month=208*
Disallow: /?month=202*
Disallow: /?month=21*
Disallow: /?month=22*