I voted "other" because it's all relative.
you can have a very simple mechanical part or a very complex mechanical part, similarly, a very simple architectural part etc etc.
Also, someone very knowledgeable and skilled may find complex items pretty simple while you or me may find them brain twisting....
I'm in production/manufacturing and my first couple of jobs were quite taxing... if you had to see the kind of work I have produce now... you'd wet yourself
, typically a dwg consists of 10 blocks (not including BoM) and takes me about 5 - 7 minutes.
I've just checked and in my three and a half years here I've done on average 1.136625514 drawings per day !!! jeez, no wonder I'm always knackered