Please summarize the analysis For the year ending December 31, 2018, the Gross Revenue Index is 0, which means there was no gross revenue in 2018 or it remained the same as the base year (2017). The percentage change is not applicable (N/A) because there's no previous year to compare it to. The Gross Expense Index for 2018 is 119,242,883, which is 524.25% of the base year. This means that the gross expenses in 2018 were 5.24 times higher than in the base year 2017. For the year ending December.