Over work???

Unpregnant
Anyone else ready to be done with working? I am so ready for maternity leave to start. I feel like my brain isn't working anymore and I just can't concentrate anymore.  I keep making silly mistakes at work and I'm worried about how to prevent making miskates. I feel like my co-workers don't really understand what I'm going through at all. 
I will be working up until I go until labor. But man, I'm ready to be done.