How many Shiba BONE are there?

Can you please elaborate on the current total supply of Shiba BONE tokens? Is there a fixed or variable cap on the number of Shiba BONE in circulation? Additionally, how does the Shiba Inu ecosystem manage the distribution and potential issuance of Shiba BONE, and are there any plans for future adjustments to the supply? It would be insightful to understand the economic model behind Shiba BONE's scarcity or abundance within the cryptocurrency landscape.