The world added 79 million 5G connections between Q4 2020 and Q1 2021, as wireless subscribers continued to adopt 5G at two and a half times the rate of subscriber growth as 4G LTE. 9 5G networks went live globally, bringing the global total up to 172 networks, according to TeleGeography. The number of networks using 4G and 5G as of June 2021 is expected to reach 4.6 billion in 2026. North America had 28.6 million. connections and 502 million LTE connections by the end of 2021.
Source: https://www.helpnetsecurity.com/2021/07/05/worldwide-wireless-5g-connections/