Stem plot data from Barro Colorado Island (Panama), year 2012. For every bciYYstemN, "YY" and "N" indicate the year and census number. For example, bci12stem1 contains BCI data released in 2012 from census 1.
A dataframe with 871337 rows and 20 variables.
From https://repository.si.edu/handle/10088/20925, file bci.stem#.rda.