Version	Date released
4.0.1035	25th January 2008
4.0.1013	15th January 2008
4.0.965	1st August 2007
4.0.895	2nd March 2007
4.0.854	22nd November 2006
4.0.828	8th September 2006
4.0.790	13th April 2006
4.0.750	31st January 2006
4.0.730	18th November 2005
4.0.695	29th July 2005
4.0.675	6th May 2005
4.0.670	8th April 2005
4.0.641	17th December 2004
4.0.640	2nd December 2004
4.0.606	14th September 2004
4.0.590	27th July 2004
4.0.575	13th July 2004
4.0.567	25th June 2004
3.0.539	15th April 2004
3.0.523	21st November 2003
3.0.486	25th September 2003
3.0.445	3rd July 2003
3.0.403	1st May 2003
3.0.400	9th April 2003
3.0.351	16th January 2003
3.0.337	11th December 2002
3.0.333	29th November 2002
3.0.308	29th August 2002
3.0.282	17th July 2002
2.0.245	10th May 2002
2.0.235	19th April 2002
2.0.235	13th March 2002
2.0.223	21st February 2002
2.0.217	23rd January 2002

The Release Notes are in Adobe Acrobat format. Adobe Acrobat Reader can be downloaded from Adobe's Website