date       RIR       IPv4 adoption   IPv6 adoption
20250512   ripencc    0.7231          0.4073
20250512   afrinic    0.3312          0.1076
20250512   apnic      0.3670          0.1769
20250512   lacnic     0.5541          0.5588
20250512   arin       0.3860          0.6050