The significance of the ICC Women's Championship lies in the fact that it is a qualifying tournament for the World Cup to be held in July, 2017.
The top four sides from the ICC Women's Championship will obtain automatic qualification for the event proper to be staged in England, while the bottom four sides will get a final chance of qualification through the ICC Women's World Cup Qualifier earlier in 2017.
India, meanwhile, was impressive against Australia, pulling one game back against the top-ranked side in an away series. This was followed by a three-nil series win against Sri Lanka at home.
The ICC Women's Championship has a clear leader in world champion Australia after an exciting month of one-day cricket, which featured seven of the eight sides in the competition.
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Australia, which will be aiming for its fourth straight ICC Women's World Twenty20 title in India later this month, entered the latest round of matches as Championship co-leaders with the West Indies.
Australia beat India and New Zealand by an identical 2-1 margin to earn eight out of a possible 12 points on offer. Meg Lannings's side came from a match down to beat New Zealand and retain the Rose bowl title for the 14th time.
Australia now has two rounds of matches remaining, which will be again South Africa and Sri Lanka.
West Indies has secured second position with a 2-1 win over South Africa. The Caribbean side's remaining two series are against fifth-placed India and sixth-placed England.
In ICC ODI Women's Player rankings, Australian captain Meg Lanning held on to her number-one spot in the women's batting rankings, while Bates has retained her second position and India captain Mithali Raj is in third.
Amongst the bowlers, India's Jhulan Goswami has held her number-one position.