Josep M. López Besora sampled the following table of TA carb jettings vs. model years.
THX, Josep!

Year/letter Bike types Carb type Main jet (front, rear cylinder)
1987 H AR,CM,E,F,FI,G,IT,ND,SP,SW,U VDF0A A 128,130
  2G VDF0C A 132,138
1988 J AR,CM,E,F,FI,G,IT,ND,SP,SW VDF0A A
VDF0A B
128,130
  2G VDF0C B 132,138
1989 K AR,E,F,G,IT,ND,SP VDF0A B
VDF0A C
128,130
  SW VDFKA A 120,120
  2G VDF0C C 132,138
1990 L F,IT,SP VDF0A C 128,130
1991 M AR VDF7C A 118,120
  E,F,G,IT,SP VDF0A C 128,130
  SW VDFKB A 118,120
  2G VDF0A C 128,130
1992 N as in 1991 as in 1991 as in 1991
1993 P as in 1991 as in 1991 as in 1991
1994 R AR VDFKD A 128,130
  E,F,G,IT,SP VDF0A C 128,130
  SW VDFKB B 118,120
  2G,2IT VDF0A C 128,130
1995 S ? ? ?
1996 T AR VDFKD A 128,130
  E,F,G,IT,SP VDFLA A 118,120
  SW VDFKB B 118,120
  2G VDFLA A 118,120
  2IT VDFLA B 118,120
1997 V AR VDFLD A 118,118
  E,F,G,IT VDFLB A 118,115
  SW VDFLC A 118,115
  2G,2IT VDFLB A 118,115
1998 W same as 1997 
plus 2F added to 2G,2IT
   
1999 X same as 1998, plus    
  YA,YB,YC,YF,YG,YH,YJ VDFLB A 118,115
  YD VDFLC A 118,115
  YE VDFLD A 118,118

Key to types:
AR=Austria CM=Canada E=United Kingdom F=France FI=Finland G=Germany IT=Italy ND=Northern Europe SP=Spain SW=Switzerland U=Australia 2G=Germany 27 bhp(1987-1993) 34 bhp(1994-1999) 2IT=Italy 34 bhp 2F=France 34 bhp YA=United Kingdom YB=Germany YC=France YD=Switzerland YE=Austria YF=Italy YG=Germany 34 bhp YH=France 34 bhp YJ=Italy 34 bhp


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