You can check out above graph to see how the market cap of SolarCoin has changed over time. The market cap value depends on the value of SolarCoin on that particular day and number of SolarCoin in supply at that day.

How is SolarCoin Market Cap calculated?

The SolarCoin Market cap is calculated using a simple formula. You can find it below:

SolarCoin Market Capitalization in USD = Number of SLR in supply X Price of one SolarCoin in USD

Since the price of SolarCoin is highly volatile you can see the market cap going up and down a lot. Sometimes price and market cap are not linear to each other due to increase in the supply of coins in the market and stable or decrease in the price of the coin. So you can say that it's not simple to predict the market cap of SolarCoin or predict the price of SolarCoin.