The Beginning of Dragonball Z

Raditz vs. Son Goku and Piccolo
Raditz:1,500
Piccolo w/weighted clothing:320
Piccolo w/o weighted clothing:408
Piccolo,Makkansappo[Light of Death/Special Beam Cannon,1st Try]:1,330
Piccolo,Makkansappo[Light of Death/Special Beam Cannon2nd Try]:1,440
Son Goku w/weighted clothing:330
Son Goku w/o weighted clothing:416
Son Goku,Kamehameha:924
Gohan:710
Gohan,Super Angry:1,307

After Battle
Master Roshi:139
Turtle:0.001
Kuririn[Krillin]:206
Tenshinhan[Tien]:250
Yamcha:177
Chaot-zu:145

Saiya-jin Battle
Saibamen:1,200
Yamcha:1,480
Kuririn:1,083
Kuririn,Mega Energy Blast:1,750
Tienshinhan:1,830
Chaot-zu:610
Piccolo:1,220
Piccolo,powered up:3,500
Gohan:981
Gohan,angry:3,000

Arrival of Son Goku
Son Goku:5,000
Son Goku,powered up:8,000
Son Goku,Kaioh-ken times 1:12,000
Son Goku,Kaioh-ken times 2:16,000
Son Goku,Kaioh-ken times 3:24,000
Son Goku,Kaioh-ken times 4+Kamehameha:37,000
Nappa:4,000
Vegeta:16,000
Vegeta,powered up:18,000
Vegeta,Gallet Gun:35,000
Vegeta,Oozaru:180,000

Gohan and Kuririn battle with Freezer's Henchmen
Gohan:14,000
Kuririn:13,000
Henchmen:1,000

Vegeta vs. Cui[or Kui]
Vegeta:24,000+[scouter broke as reading got higher]
Cui:20,000

Vegeta vs. Dodoria
Vegeta:31,000
Dodoria:21,000

Vegeta vs. Zarbon[1st battle]
Vegeta:31,000
Zarbon:23,000
Zarbon,monster:34,000

Vegeta vs. Zarbon[2nd battle]
Vegeta:45,000
Zarbon:23,000
Zarbon,monster:34,000

Gohan,Kuririn,and Vegeta vs. The Ginyu Force
Kuririn,after Guru power up:19,000
Gohan, after Guru power up:24,000
Vegeta:45,000
Guldo:10,000
Rikum[or Recoome]:60,000

Son Goku vs. Ginyu Force
Son Goku,powered up for Ginyu fight:180,000
Jeice:75,000
Burter[or Baata]:70,000
Rikum:60,000
Captain Ginyu:120,000
Ginyu,in Son Goku's body:23,000

Ginyu in Son Goku's body vs. Son Goku in Ginyu's body
Ginyu,in Son Goku's body:23,000
Ginyu,after figuring out Son Goku's body:100,000
Son Goku,in Ginyu's body:10,000
Son Goku,after figuring out Ginyu's body:110,000
Vegeta:500,000

Nail vs. Freezer
Nail:42,000
Freezer:530,000

Vegeta vs. Freezer[1st fight]
Vegeta:500,000
Freezer:530,000
Freezer,form 2:1,000,000

Piccolo vs. Freezer
Piccolo[after fusing with Nail]:880,000
Freezer,form 2:1,000,000
Freezer,form 3:6,000,000

Vegeta vs. Freezer[2nd fight]
Vegeta,after Dende heal:1,000,000
Freezer,form 4:12,000,000

Son Goku vs. Freezer
Freezer,form 4:12,000,000
Son Goku:300,000
Super Saiya-jin Son Goku:15,000,000

Mirai Trunks vs. Freezer Bot and King Cold
SSJ Son Goku:40,000,000
King Cold:30,000,000
Freezer Bot:25,000,000
Mirai Trunks:35,000,000

Beyon these point are all a guess.