date       RIR       IPv4 adoption   IPv6 adoption
20211127   arin       0.2316          0.2002
20211127   apnic      0.2115          0.1499
20211127   ripencc    0.5067          0.3314
20211127   afrinic    0.1738          0.0590
20211127   lacnic     0.3327          0.3993