Consulting the Codex…
RS3 · Skills · Activities · Quests
The Codex keeps its readings for 400 days, so you can go back that far, to the first day it read Jrhodes849.
Herblore 81 → 96, 7.3m XP
Prayer 80 → 95, 6.8m XP
Summoning 81 → 96, 7.5m XPWeakest area: Combat stats. Best style is Melee at 82, 90 is the usual bar. Quests need a public profile, so the quest checks are left out of the score.