64.77 Tamim Iqbal's average against England in Tests - his highest against any team. He has scored two centuries and five fifties in nine innings against them. His average is the sixth-best by any batsman to score 500-plus runs against England.
1982 Last time four spinners (as categorised) bowled for England in the same Test innings - against England in Kanpur. In their first innings of this Test, Gareth Batty, Adil Rashid, Moeen Ali and Joe Root bowled spin.
1 Figures better than Mehedi Hasan's 6 for 80 by a Bangladesh bowler on Test debut - Sohag Gazi took 6 for 74 on his debut against West Indies in Dhaka in 2012-13.
14 Wickets by spinners in the first two innings of this match so far, already the joint seventh-most in a Test in Bangladesh. In fact, the first 14 wickets fell to spinners before Ben Stokes struck among the fast bowlers.
2 Instances of Bangladesh spinners taking all ten wickets in their first innings of a Test. The first innings of this Test was their second such instance. The only previous occasion was also in Chittagong against New Zealand in 2008-09.
1987 Last time England lost all ten wickets in their first innings to spinners - to Pakistan in Faisalabad. This was the 12th instance for them and 10 of those are in Asia.
293 England's total in their first innings, is their lowest all-out total against Bangladesh. Their previous lowest was 295 in Dhaka in 2003-04.
10 Spinners who have bowled in this Test so far, is the second-most in any Test. Six spinners bowled for Bangladesh in the first innings.