processing date you see on the website has nothing to do with reality.
And they rarely updated. this Dec-2004 date is there for more than 3 month already - what, they received 10,000 applications in Dec-2004?
besides, there's a fingerprints and name check. sometimes people got stuck there for years! I really wish that neither of us have this problem, but everything is possible...
IMHO, this 1-1.5 year estimate is based on nothing. I'm not saying it can't be, but it is unlikely
oh, another thing: filing is territorial - you can't just file to any SC. You need to file to the particular one, in case of east coast it's Vermont