It was a Sunday.
March 31 1999 was a Wednesday.
December 31 1999 was a Friday.
January 31, 2001 fell on a Wednesday.
Tuesday
January 8 1999 was on a Friday.
On January 13 1999 it was a Wednesday
548 days
January 31, 1892, was a Sunday.
Jan 31 im pretty sure d:
January 31(Friday),October 1(Wednesday)
DJIA Closed at 11,497.12 on 31/12/1999
303 days.