How much do Sherpas get paid?

Could you elaborate on the compensation structure for Sherpas working on high-altitude expeditions, particularly in the context of Mount Everest climbs? How do their salaries compare to other professions with similar risk profiles? Are there any additional benefits or incentives that Sherpas receive beyond their base pay? Additionally, are there any variations in pay depending on the specific role or level of experience of the Sherpa?