Nothing really.
So far, nothing has happened in 20001 as 20001 hasn't even happened.
So far no one knows.
31800000
So far, yes.
27 as of 6-3-2012
Watch them and find out
It is possible, but so far there is no evidence that this has happened.
The Boston Marathon Bombing
The 2012 insurgency in northern Mali created 100,000+ internally displaced persons so far.
Data for tornadoes so far in 2012 is not yet finalized. However, based on archived data from 2000-2011 and preliminary data from 2012, Arkansas has had 579 recorded tornadoes so far in the years 2000-2012.
379