date       RIR       IPv4 adoption   IPv6 adoption
20220915   arin       0.2736          0.3454
20220915   ripencc    0.5742          0.3579
20220915   lacnic     0.4078          0.4541
20220915   afrinic    0.1968          0.0654
20220915   apnic      0.3120          0.2351