date       RIR       IPv4 adoption   IPv6 adoption
20250522   arin       0.3869          0.6364
20250522   apnic      0.3674          0.1770
20250522   ripencc    0.7236          0.4065
20250522   lacnic     0.5581          0.5625
20250522   afrinic    0.3317          0.1095