Emperor Accessions

Nothing makes third-century instability more legible than the sheer rate at which rulers turned over.

2.00accessions

Trend YoY growth is +108.6%, accelerating by 22 bps/year over the last 340Y. Latest: -60.0%, 168.6 pp below trend, a 1.2σ deviation. At current levels, YoY would rise to +0.0% by Jan '71 as comparisons ease.

Level

YoY %

y = 33.8% + 22 bps/yr · t

Deviation from trend