Roughly a sixth of hands. Suited one-gappers and medium aces are now standard opens.
The reference tier. Standard live full-ring opening ranges: value-weighted, position-sensitive, no limping.
Two off the button, the steal begins to matter. The hijack range mixes real value with the first genuinely speculative opens.
Assumes a live-standard open to ~4bb, raise-or-fold. In straddled games, halve your effective big blinds and read the chart at that depth.