date, RIR, IPv4 adoption, IPv6 adoption
20240428, ripencc,  0.6770,  0.3875
20240428, apnic,  0.3521,  0.2372
20240428, arin,  0.3321,  0.6304
20240428, lacnic,  0.5122,  0.4997
20240428, afrinic,  0.2936,  0.0789