date       RIR       IPv4 adoption   IPv6 adoption
20220307   afrinic    0.1791          0.0617
20220307   apnic      0.2772          0.2277
20220307   arin       0.2382          0.2019
20220307   ripencc    0.5148          0.3383
20220307   lacnic     0.3907          0.4285