Mortarin'

One allowance here buys 828 gil, the best on the Lv 56 Miner fieldcraft rung — matched exactly by 2 other leves of the 6 there, with the rest trailing at 343 gil or less.

On whether to wait: the best Lv 58 Miner fieldcraft leve returns 916 gil per allowance, 11% more than the best on this rung, while the Lv 54 rung behind tops out at 902 gil.

At Lv 56 this data holds 72 leves paying gil across 3 categories: the 18 Fieldcraft ones average 765 gil per allowance, the 6 Battlecraft ones 1,047 gil and the 48 Tradecraft ones 598 gil, which puts this leve 8% above its own category's average.

Foundation issues 360 leves in this dataset, Lv 50 through Lv 58, across 12 disciplines.