Please note that these files are in pdf format. You will need Adobe Acrobat or a pdf reader to view them.
Changes to Wave 1 Data from version 6.1 to version 7.0
Changes to Wave 1 Data from version 6.0 to version 6.1
Changes to Wave 1 Data from version 5.3 to version 6.0
pdf
Changes to Wave 1 Data from version 5.1 to version 5.2
(128 KB)
pdf
Changes to Wave 1 Data from version 5 to version 5.1
(482 KB)
pdf
(39 KB)
pdf
Changes to Wave 1 Data from version 4.1 to version 5
(41 KB)
pdf
Introduction to Wave 1 Data September 2013
(559 KB)