3 - India bowlers to claim hat-tricks in ODIs. The first to achieve this was Chetan Sharma against New Zealand in Nagpur in the 1987 World Cup. The second and third have both come at the Eden Gardens - Kapil Dev against Sri Lanka in 1991 and Kuldeep Yadav against Australia. Overall, Kuldeep registered the 44th hat-trick in ODIs.
2 - Wristspinners to achieve the hat-trick in ODIs. Both have come this year within 15 matches - Sri Lanka's Wanindu Hasaranga against Zimbabwe in Galle in July and Kuldeep. No wristspinner achieved it in first 45 years of ODI cricket in 3898 games.
1 - Kuldeep is the first player to take hat-trick in Under-19 youth ODIs as well as ODIs. Kuldeep took a hat-trick against Scotland in the Under-19 World Cup in 2014 in Dubai.
7 - Hat-tricks against Australia in ODIs, including Kuldeep's. The others to do so are: Jalal-ud-din in 1982 (the first hat-trick in ODI history), Wasim Akram in 1990, Jerome Taylor in 2006, Shane Bond in 2007, Lasith Malinga in 2011 and Steven Finn in 2015.
5 - India players to take a hat-trick in International cricket. Apart from Chetan, Kapil and Kuldeep in ODIs, Harbhajan Singh and Irfan Pathan have done it in Tests. Three of those have come at Eden Gardens: Kapil, Harbhajan and Kuldeep.