date       RIR       IPv4 adoption   IPv6 adoption
20230516   ripencc    0.6100          0.3705
20230516   arin       0.2943          0.3460
20230516   afrinic    0.2455          0.0711
20230516   lacnic     0.4237          0.2329
20230516   apnic      0.3311          0.2327