date       RIR       IPv4 adoption   IPv6 adoption
20220302   afrinic    0.1790          0.0616
20220302   apnic      0.2771          0.2276
20220302   lacnic     0.3922          0.4282
20220302   arin       0.2358          0.2015
20220302   ripencc    0.5138          0.3381