The index is broken up into the following sections:
Group 01 - a
Group 02 - b
Group 03 - c
Group 04 - d
Group 05 - e
Group 06 - f
Group 07 - g
Group 08 - h
Group 09 - i
Group 10 - j
Group 11 - k
Group 12 - l
Group 13 - m
Group 14 - n
Group 15 - o
Group 16 - p
Group 17 - q
Group 18 - r
Group 19 - s
Group 20 - t
Group 21 - u
Group 22 - v
Group 23 - w
Group 24 - x
Group 25 - y
Group 26 - z