Naomi Osaka's total is the most ever earned by a female athlete in a 12-month period.
Maria Sharapova recovered from a woeful start to overwhelm rising talent Simona Halep 1-6, 6-2, 6-3 in the final of the Madrid Open and claim her 31st career title on Sunday.
Sharapova was granted a wildcard entry to the last Grand Slam of the season but received a tough first-round draw in the shape of Romanian Halep.
Poland's Agnieszka Radwanska used her wits to defeat world number two Maria Sharapova 7-5, 6-4 to win the Sony Ericsson Open final on Saturday and once again deny the Russian.
Maria Sharapova has withdrawn from the Brisbane International with an ankle injury but the former world number one still expects to be fit for the Australian Open next month.
Holder Marion Bartoli advanced to the quarter-finals of the Stanford Classic on Thursday with a 6-3, 6-4 win over former world number one Ana Ivanovic, while Maria Sharapova also advanced to the last eight. Russian Sharapova, a three-times Grand Slam winner, beat Belarus's Olga Govortsova 6-3, 6-3 while Maria Kirilenko defeated sixth seed Shahar Peer 6-4, 6-3.
Maria Sharapova will have the chance to turn the tables on China's Li Na on Sunday when they clash in the final of the Edgbaston grasscourt tournament.
Former world number one Maria Sharapova was beaten 6-2, 6-2 by Ukraine's Alona Bondarenko in the quarter-finals of the Warsaw Open on Thursday. Russian Sharapova was making her comeback at the tournament after a shoulder injury had prevented her playing singles since last August.
Maria Sharapova's Grand Slam comeback ended in the French Open quarter-finals on Tuesday after she was demolished 6-0, 6-2 by Slovak Dominika Cibulkova.
World number three Maria Sharapova and 10th-ranked Daniela Hantuchova have pulled out of next week's German Open in Berlin, organisers said on Wednesday.
Russian Sharapova pulled out because of a hamstring injury while Serena is still down with flu.
Fifth seed Maria Sharapova crushed Jelena Jankovic, while Ana Ivanovic recovered from a terrible start to beat Daniela Hantuchova in the Australian Open semi-finals.
Serena beat Meghann Shaughnessy while Sharapova beat Dinara Safina to move into the Los Angeles Open semi-finals.
The news comes after Sharapova, who said the decision to end their four-year partnership was "mutually agreed", was beaten by 44th-ranked Naomi Osaka in the first round of the BNP Paribas Open in California on Wednesday.
Maria Sharapova remained on course for consecutive Madrid Open titles when she recovered from dropping the second set to beat Caroline Wozniacki 6-1, 3-6, 6-3 on Thursday and book a spot in the semi-finals.
Angelique Kerber's recent revival faces its toughest test in the shape of Maria Sharapova when the only two former Australian Open champions in the women's draw clash in round three on Saturday. A cool front broke the grip
The games were scheduled to start at 1000 am local time (2300 GMT) but did not get underway until about 1130 after Victoria state's environment watchdog said air quality had plunged to "hazardous" levels overnight.
A lengthy ban for doping would be devastating for five-times grand slam champion Maria Sharapova but she would survive it, Nick Bollettieri, the man who discovered her, said on Tuesday.
'If she wants to talk about something personal, maybe she should talk about her relationship and her boyfriend that was married and is getting a divorce and has kids,' said Maria Sharapova firing the first volley at Wimbledon title rival Serena Williams, taking aim at the American's personal life.
Maria Sharapova will probably have to win 10 matches to claim a second Wimbledon title this year after deciding on Friday not to request a wildcard for the championships.
Twice winner Maria Sharapova and reigning champion Flavia Pennetta advanced to the third round of the BNP Paribas Open on Saturday, though in sharply contrasting fashion.
The 36-year-old Australian Open champion arrived in the Dutch port city at the weekend knowing a run to the semi-finals will move him ahead of Rafael Nadal in the ATP standings.
Czech defending champion Katerina Siniakova fended off Maria Sharapova in a fiercely contested match at the Shenzhen Open on Friday to set up a final with world number one Simona Halep.