tbl - markdown of tables

This is a bit of Javascript that converts textual tabular data like this

  1994  1995  1996  1997  1998  1999  2000  2001  2002

Jan 14 13 14 13 14 11 11 11 11 Feb 13 15 12 15 15 12 14 13 13 Mar 16 15 14 17 16 15 14 15 15 Apr 17 16 17 17 17 15 15 16 16 May 21 20 20 21 22 20 21 20 19 Jun 24 23 25 24 25 23 25 23 24 Jul 29 28 26 26 27 26 25 26 25 Aug 29 28 27 28 28 27 26 28 26 Sep 24 23 23 26 24 24 24 22 21 Oct 20 22 20 22 20 19 20 22
Nov 18 17 16 17 16 15 14 15
Dec 15 13 13 14 13 10 13 11

To an HTML table. I call it markdown of tables because it has the aesthetics of Markdown in that it is what people would write if they had only text to work with.