wta tier iv tournaments 

Statements about this table:
the medibank international sydney be the only event to be play on multiple court surface
the average number of year a clay court tournament be play be 1.75
when the puerto rico open be play in dorado , the hamburg tournament be no longer be play
the puerto rico open be play for more year than the rome and tampa tournament combine
tournament
also currently known as
city (s)
country
court surface
tier iv in
years
rome
internazionali bnl d'italia
rome
italy
clay
1988
1
zurich
zurich open
zurich
switzerland
hard (i)
1988
1
hamburg
rexona cup
hamburg
germany
clay
1988 - 1989
2
new jersey
united jersey bank classic
mahwah , nj
united states
hard
1988 - 1989
2
tournament
also currently known as
city (s)
country
court surface
tier iv in
years
newport
virginia slims of newport
newport , ri
united states
clay
1988 - 1989
2
san antonio
pilot pen tennis
san antonio , tx
united states
hard
1988 - 1989
2
san diego
san diego open
san diego , ca
united states
hard
1988 - 1989
2
sydney
medibank international sydney
sydney
australia
grass (1988) hard (1989)
1988 - 1989
2
tournament
also currently known as
city (s)
country
court surface
tier iv in
years
tampa
eckerd open
tampa , fl
united states
clay
1988 - 1989
2
puerto rico open
honda classic
san juan (1988 - 1989 , 1991 - 1993) dorado (1990)
puerto rico
hard
1988 - 1993
6
kansas
avon championships of kansas
wichita , ks
united states
hard
1990
1