Woot! Congratulations, EJsGirl. That’s a big accomplishment.
Excellent! Congratulations and continued success.
Another example where the thread content leads me to say that it’s neither mundane nor pointless!
Congratulations. Wishing you many more years of sobriety.
Well, hell, if I couldn’t skip 'em they’d better count! 
Nights, weekends, even holidays…
Congratulations and best wishes for your birthday.