date       RIR       IPv4 adoption   IPv6 adoption
20230312   afrinic    0.2413          0.0702
20230312   arin       0.2904          0.3466
20230312   apnic      0.3296          0.2321
20230312   lacnic     0.4127          0.4756
20230312   ripencc    0.5940          0.3637