date       RIR       IPv4 adoption   IPv6 adoption
20230715   arin       0.2977          0.3455
20230715   apnic      0.3378          0.2333
20230715   afrinic    0.2770          0.0993
20230715   ripencc    0.6230          0.3719
20230715   lacnic     0.4872          0.4914