Today is the 8th of January and my Month reputation is smaller than my Week reputation. That can't be right, right?
You lost 85 points on January 1st:
Calculating the rest of the month's scores: -85 + 7 + 55 + 10 + 35 = 22 (with 55 + 10 + 35 = 100 being this week's total).
Looks correct to me!