200 - Devon Conway is only the second player to score a double century on Test debut for New Zealand. Matthew Sinclair became the first when he scored 214 against West Indies in 1999.
5 - Number of players who have scored a century in their maiden innings in men's Tests before Conway. Seven players have a double century on debut in men's Tests, including 210* by Kyle Mayers during the second essay. Conway is also the oldest of the seven players with a double hundred on debut, at 29 years and 329 days old at the start of the match.
2 - Numbers of openers who have smashed a double century on Test debut, with Conway being one of them. Sri Lankan opener Brendon Kuruppu ended up with an unbeaten 201 in his debut Test against New Zealand in 1987.
578 - Minutes Conway spent at the crease for his 200 off 347 balls, the second-longest innings on Test debut in terms of minutes. Kuruppu stood 777 minutes at the crease for his 201 in 1987.
0 - There have been no individual scores on debut in men's Tests in England higher than Conway's 200. He went past Ranjitsinhji's 154*, coming against Australia in 1896 at the Old Trafford.
52.91- Percentage of New Zealand's total accounted by Conway, the second-highest contribution in the maiden innings in men's Tests (completed innings). Charles Bannerman's 165* in the first-ever Test match turned out to be 67.34 per cent of Australia's 245, which is also the highest-ever contribution made to a completed innings in men's Tests.
3- Number of New Zealand players who have converted their maiden Test century into a double ton, including Conway against England. In addition to Sinclair, who scored a double hundred on his Test debut, Martin Donnelly converted his only Test century to 206, also at Lord's, in 1949.
2003 - The last instance of an opener scoring a double century against England in Test cricket, before Conway at Lord's. South Africa's Graeme Smith struck 259, also at Lord's, in 2003. KL Rahul narrowly missed out in 2016 when he got out on 199 at Chepauk.
1 - Only one player has scored a double century for New Zealand in Tests on English soil before Conway. Donnelly scored 206 while batting at No.5 in 1949, also at Lord's. Nathan Astle ( 222 in Christchurch, 2002) and BJ Watling ( 205 in Mount Maunganui, 2019) are the other players to score a double hundred for New Zealand against England.
3 - Openers to have batted till the fall of the tenth wicket in an innings on men's Test debut before Conway. Jack Barrett against England in 1890 and Pelham Warner against South Africa in 1899 both carried the bat in their team's second innings, while Kepler Wessels was the tenth wicket to fall in Australia's first innings during his debut against England in 1982. (Javed Omar also carried the bat in the second innings on his debut against Zimbabwe in 2001, but the last batter was absent hurt)