date       RIR       IPv4 adoption   IPv6 adoption
20220417   arin       0.2483          0.2745
20220417   afrinic    0.1865          0.0620
20220417   apnic      0.2782          0.2282
20220417   ripencc    0.5180          0.3420
20220417   lacnic     0.4020          0.4335