Here’s mine:
| K4 Contact Chart | ||||||||||||||||||||||||||
| F | 4 | 5 | 2 | 3 | 2 | 4 | 4 | 2 | 4 | 3 | 8 | 4 | 1 | 3 | 5 | 3 | 4 | 4 | 6 | 6 | 6 | 2 | 5 | 2 | 1 | 4 |
| VOC | 6 | 8 | 4 | 5 | 3 | 7 | 7 | 2 | 7 | 5 | 13 | 7 | 2 | 6 | 8 | 6 | 6 | 8 | 7 | 9 | 8 | 4 | 8 | 3 | 2 | 6 |
| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | |
| WT | OK | JD | UI | SK | IB | OH | GU | LF | SQ | BR | UB | TZ | RG | RB | QR | VQ | KU | BO | OW | RO | RQ | BF | OO | NP | KZ | |
| IW | LS | KA | GK | UK | WL | NK | UU | DA | TK | GS | OI | IF | UX | YV | QP | LV | KS | WQ | HL | PT | TT | ZT | ZW | |||
| UU | FB | CI | NB | WD | WN | TC | EZ | FR | BY | XG | FK | TS | PN | SO | AJ | LD | ZA | MF | ||||||||
| CR | BW | ZP | IK | DG | JL | KU | SL | JS | AO | QJ | VT | KH | AI | KX | ||||||||||||
| FN | PW | ST | QS | TM | HA | KG | ||||||||||||||||||||
| DZ | SE | XJ | AE | |||||||||||||||||||||||
| GU | ||||||||||||||||||||||||||
| EC | ||||||||||||||||||||||||||
F is the number of times each letter occurred. With 97 letters this is a decent approximation of the frequency % as well.
VOC is the “variety of contact” or how many distinct letters each ciphertext letter touches.

That looks terrible. I need to adjust the theme…