Table:
text: 2014 Victoria Azarenka tennis season
Tournament schedule
Singles schedule
Date_ Championship Location_ Category Surface Prev_result Prev_points New_points Outcome_
29 December 2013– , 5 January 2014 Brisbane International Brisbane (AUS) WTA Premier Hard SF 200 305 Final , Lost to Serena Williams 4–6, 5–7
14 January 2014– , 27 January 2014 Australian Open Melbourne (AUS) Grand Slam Hard W 2000 430 Quarter-finals , Lost to Agnieszka Radwańska 1–6, 7–5, 0–6
10 February 2014– , 16 February 2014 Qatar Total Open Doha (QAT) WTA Premier 5 Hard W 900 0 Withdrew due to left foot injury

text: 2014 Victoria Azarenka tennis season
Tournament schedule
Singles schedule
Date_ Championship Location_ Category Surface Prev_result Prev_points New_points Outcome_
3 March 2014– , 16 March 2014 Indian Wells Indian Wells (USA) WTA Premier Mandatory Hard QF 250 45 Second round , Lost to Lauren Davis 0–6, 6–7(2–7)
17 March 2013– , 30 March 2014 Sony Open Tennis Miami (USA) WTA Premier Mandatory Hard DNP 0 0 Withdrew due to left foot injury
5 May 2014– , 11 May 2014 Mutua Madrid Masters Madrid (ESP) WTA Premier Mandatory Clay 2R 60 TBD Pending
12 May 2014– , 18 May 2014 Internazionali BNL d`Italia Rome (ITA) WTA Premier 5 Clay F 700 TBD Pending
25 May 2014– , 8 June 2014 French Open Paris (FRA) Grand Slam Clay SF 900 TBD Pending
23 June 2014– , 6 July 2014 Wimbledon London (GBR) Grand Slam Grass 2R 100 TBD Pending

Question: How many matches did this player withdraw from Victoria Azarenka in 2014 tennis season due to injuries?