Visitor Visa - B2

Dear all
We had our interview on last 18th.
We visited Usa 6 times last 5 years. Apply for renew the visa by Dropbox but scheduled interview and already face on last 18th feb. in exact time we were present in embassy.

VO: good morning
Me: good morning , how are you mam?
VO: fine , thank you. Why do you want to visit usa?
Me: vacation, also have a small business meeting in New York.
VO: what you do?
Me: we do doors import business.
VO: do you ever been to Canada before?
Me: yes mam, 2 times.
VO: (asked my elder daughter) which school do you read?
My daughter answered : school name and class also
VO: both you sister read in same school ?
My younger daughter answered : no and named her school name and class
VO: good ( with smile)
VO: asked my wife what she does?
My wife : I do business
VO: what business ?
My wife : export basmati rice to usa
VO: both of you do business.
Me: yes mam, I do export dry seafood to east like hongkong Malaysia Singapore and my wife export to west like usa
VO: that’s very good
Than she keep our passport and give me a paper with some questionnaryies and asked me to send answer by email within 7 days.
I did the mail same day.
In status it shows our visa is in administrative processing.

So I am confused and worried. How much time it may need don’t know. Even we are getting visa or not still not clear.

Can anyone explain me what to do and what the real sceneario is now

Thanks