Monthly returns of a coin — monthly

Each month's return is its last close relative to the last close of the month before, in percent. The first month, and the months still to come, are NA.

Usage

monthly_returns(history)

Arguments

history: Price history of one coin from get_history(), with timestamp and close columns, sorted by date.

Value

A year by month matrix of returns in percent, rounded to 2 decimals, with the years as row names and month.abb as column names.

Examples

history <- data.frame(
  timestamp = as.Date(c("2024-01-31", "2024-02-29", "2024-03-31")),
  close = c(100, 110, 121)
)
monthly_returns(history)
#>      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
#> 2024  NA  10  10  NA  NA  NA  NA  NA  NA  NA  NA  NA