Lowest Career Bowling Average for New Zealand in Test matches

(Qualification: 600 balls bowled)
  Balls Mdns Runs Wkts BB Avge 5wI 10wM
JA Duffy68528279165-3417.432-
KA Jamieson35581871580806-4819.7551
ZG Foulkes61825267135-3720.531-
J Cowie202865969456-4021.5341
SE Bond33721141922876-5122.0951
RJ Hadlee2191880996114319-5222.29369
GF Cresswell65030292136-16822.461-
WP O'Rourke156259947395-3424.282-
BR Taylor633420629531117-7426.604-
MJ Henry729925537991407-2327.136-
TA Boult1741765687173176-3027.49101
N Wagner1372547371692607-3927.579-
DJ Nash61963112649936-2728.4831
GWF Overton7292325893-6528.66--
MR Gillespie86824631226-11328.683-
GR Larsen1967109689243-5728.70--
BM Tickner73113467164-3229.18--
RO Collinge768922833931166-6329.253-
AY Patel458213424878510-11929.2572
SB Doull60532512872987-6529.306-
HT Davis101026499175-6329.351-
CL Cairns1169841464102187-2729.40131
FJ Cameron45702201849625-3429.823-
CJ Drum80627482163-3630.12--
TG Southee23490888118323917-6430.26151
GD Phillips164424982325-4530.681-
AR MacGibbon56592282160705-6430.851-
RC Motz703427931481006-6331.485-
DR Tuffey48772092445776-5431.752-
EJ Chatfield1036048939581236-7332.1731
SB O'Connor36671491724535-5132.521-
BL Cairns1062844742791307-7432.9161
C de Grandhomme40541631615496-4132.951-
GA Bartlett176864792246-3833.001-

The list shows 34 occurrences of averages of 33 or less