Lowest Career Bowling Economy Rate for New Zealand in World Cup matches

(Qualification: 400 balls bowled)
  Balls Mdns Runs Wkts BB Econ 4wI 5wI
RJ Hadlee87738421225-252.88-1
BJ McKechnie5399304133-243.38--
JV Coney5347303123-283.40--
SE Bond88621518306-233.50-1
GR Larsen102012599183-163.52--
GI Allott5267325204-373.702-
BL Cairns69216436143-363.78--
DN Patel8409556133-363.97--
EJ Chatfield78916524142-243.98--
DJ Nash6961547393-264.07--
DL Vettori1689121168364-184.142-
JDP Oram109421768364-394.212-
W Watson79214571193-374.32--
CZ Harris116610861324-74.431-
SB Styris7223552174-434.581-
NJ Astle5252418113-344.77--
MJ Santner9588772225-594.83-1
TA Boult1650241354535-274.9231
DK Morrison474239683-425.01--
CL Cairns8809755183-195.14--
LH Ferguson8266710314-375.151-
JEC Franklin4767410113-745.16--
MJ Henry91110793274-475.221-
MC Snedden4916455102-365.56--
TG Southee1172161110417-335.68-1
JDS Neesham4142449175-316.50-1

The list shows 26 occurrences of economy rates of 7 or less