How many sith in star wars can use force lightning?

In the Star Wars universe, several Sith Lords are known to use Force lightning, a powerful ability associated with the dark side of the Force. Notable users include Darth Sidious, Darth Vader, Darth Tyranus (Count Dooku), and Darth Maul. While the exact number of Sith capable of using this ability is not explicitly defined, it is primarily associated with more powerful Sith Lords. As such, many Sith throughout the lore may possess the ability, particularly those trained in the dark side.