date       RIR       IPv4 adoption   IPv6 adoption
20220228   afrinic    0.1788          0.0616
20220228   apnic      0.2770          0.2276
20220228   arin       0.2352          0.2015
20220228   lacnic     0.3921          0.4277
20220228   ripencc    0.5134          0.3378