07 December,2012 08:14 PM IST | | A Correspondent
Here are some of the records England skipper Alastair Cook has set in his fledgling career:
23:u00a0Cook became the first England batsman to make 23 Test centuries when he reached three figures at Eden Gardens in Kolkata during the third Test against India.
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27 years, 347 days:u00a0His exact age asu00a0he became the youngest batsman to reach 7,000 Test runs.
5:u00a0Cook has now made centuries in his first five Tests as England captain, including two Tests against Bangladesh as a stand-in in 2010.
29: The number of Test half-centuries he has made, giving him a superb conversion rate of 44 per cent from fifties to hundreds.
547: Number of runs Cook has scored in 5 innings, the highest aggregate by an England captain in a series in India, surpassing Ted Dexter's previous record of 409 runs in 1961.
136.75: His series average with three innings to go.
26 hours and one minute: The time he's spent in the middle as as batsman.
5: The skipper is now one of only five overseas batsmen to score three or more centuries in a series in India - the others are Everton Weekes, Garry Sobers, Ken Barrington and Hashim Amla.
190: It is the second-highest score by a visiting batsman at Eden Gardens. The highest is 256 by West Indian legend Rohan Kanhai in 1958.
1160: The number of balls faced by him. it's the third-highest for an England batsman in a series in India.u00a0
173: His partnership with Jonathan Trott is England's second-best second-wicket stand in India only bettered by the 241-run partnership between Mike Gatting and Graeme Fowler in Chennai in 1985.
2: Cook hit just 2 sixes during his knock. This is the 2nd time that he's hit 2 sixes in a Test innings - the first occasion being against Bangladesh at Chittagong in March 2010 - 173 off 283 balls.
1: This was the first time in his Test career that Cook was run-out.u00a0
294: His highest Test score - against India in August 2011.
3,536 and 9: His tally of runs and centuries before his 25th birthday, both comfortable England records.
60 & 104 not out: Cook's scores on his Test debut, against India in March 2006.
7,102: His Test run tally placing him ninth on England's all-time list. Graham Gooch holds the record with 8,900.
1,234: Cook's run tally in 2012, second only to Australia captain Michael Clarke.
70.20: Test batting average in 26 matches since the start of the 2010-11 Ashes series, with 10 centuries.