Here we consider all Tests which were played in 2022:
Here are the Test teams arranged by W/L ratios:

Australia is far ahead of other teams, with England in second place. They are followed by the West Indies and India.
Now we look at the ICC ranking table (updated on 25 Dec 2022):

Here Australia leads again, followed by India, England and South Africa.
This has nothing to do with the World Test Championship which has an entirely different calculation method. This is the position of WTC points on 31 Dec 2022:

Here, India is in second place after Australia. The positions may change after all the matches are played in the beginning of 2023.
To be continued with other statistics connected with batting, bowling etc.