79- The highest score by an Australia batsman in the series, which was from Marcus Harris in the final Test. It is the lowest highest score for Australia in any series of two or more Tests in the last 100 years. Their batsmen scored eight half-centuries but no one could get to the three-figure mark. On the other hand, India's batsmen scored five centuries, Cheteshwar Pujara making three of them.

Batting averages in Border-Gavaskar Trophy 2018-19
Team Runs Ave 100s 50s Sixes 100+ pships
 India  2029  32.72  5  8  21  4
 Australia  1723  24.61  0  8  5  1

27.02- Average of Australia's top six batsmen in this series, which is their third-worst in a home series of two or more matches in the last 100 years. India's top six averaged 37.51 in comparison.

4- India batsmen who averaged over 40 this series - Cheteshwar Pujara (74.42), Mayank Agarwal (65), Rishabh Pant (58.33) and Virat Kohli (40.28). For the home side no batsman averaged 40. Harris, Travis Head and Marnus Labuschangne averaged in the 30s.

167- Runs scored by Australia's No.3 batsman Usman Khawaja in the series, at an average of 27.83 with one fifty. India's No.3 - Pujara - made 521 runs at an average of 74.42 and was the Player of the Series. Pujara faced 1258 deliveries, which is more than double Khawaja's tally of 509 balls. Pujara faced more balls than Australia's top two run-getters combined.

30.90- Combined bowling average of Australia's three frontline quicks - Pat Cummins, Mitchell Starc and Josh Hazlewood - in this series. In comparison, India's pace trio of Jasprit Bumrah, Ishant Sharma and Mohammed Shami averaged just 21.62. Starc's average of 34.53 this series is his third-worst in any home series while Hazlewood's 30.61 is his second-worst in a home series.

17.00- Bumrah's average, the fifth-best by a visiting pacer with 20 or more wickets in a series in Australia. Bumrah's tally of 21 wickets is also the second-most by an India fast bowler in a series in Australia, South Africa, England or New Zealand.

24.75- Average of India's fast bowlers against the top-seven batsmen with the old ball, that is from overs 41 to 80. The India quicks picked 20 wickets with the old ball. In comparison, the Australia fast bowlers could manage only eight wickets at an average of 68.88. However, the Australia quicks had better numbers with the new ball, from over 1 to 20th, compared to India's.

8.79- Difference between India's batting and bowling averages in this series, their fifth-best in any series played in Australia, South Africa, England or New Zealand. India averaged 34.69 with the bat and 25.90 with the ball.

Highest difference in batting and bowling average for India in SENA countries
Series Mat Bat ave Bowl ave Ave ratio Ave diff Result
 India in Australia Test Series, 1985/86  3  62.46  32.22  1.94  30.23  Drawn 0-0
 India in New Zealand Test Series, 2008/09  3  52.51  35.21  1.49  17.30  Won 1-0
 India in England Test Series, 1986  3  31.00  22.15  1.40  8.85  Won 2-0
 India in New Zealand Test Series, 1967/68  4  33.01  23.97  1.38  9.03  Won 3-1
 Border-Gavaskar Trophy (India in Australia), 2018/19  4  34.69  25.90  1.34  8.78  Won 2-1

SENA: South Africa, England, New Zealand and Australia

Bharath Seervi is stats sub-editor at ESPNcricinfo @SeerviBharath