date       RIR       IPv4 adoption   IPv6 adoption
20250516   ripencc    0.7233          0.4063
20250516   afrinic    0.3321          0.1079
20250516   apnic      0.3671          0.1770
20250516   arin       0.3866          0.6363
20250516   lacnic     0.5575          0.5619