date       RIR       IPv4 adoption   IPv6 adoption
20250116   arin       0.3678          0.6080
20250116   afrinic    0.3258          0.1069
20250116   lacnic     0.5254          0.5293
20250116   ripencc    0.7072          0.4001
20250116   apnic      0.3638          0.1818