date       RIR       IPv4 adoption   IPv6 adoption
20230315   lacnic     0.4125          0.4755
20230315   arin       0.2904          0.3466
20230315   apnic      0.3297          0.2322
20230315   ripencc    0.5945          0.3639
20230315   afrinic    0.2413          0.0704