R Dataset / Package mosaicData / Birthdays

On this R-data statistics page, you will find information about the Birthdays data set which pertains to US Births in 1969 - 1988. The Birthdays data set is found in the mosaicData R package. You can load the Birthdays data set in R by issuing the following command at the console data("Birthdays"). This will load the data into a variable called Birthdays. If R says the Birthdays data set is not found, you can try installing the package by issuing this command install.packages("mosaicData") and then attempt to reload the data with the library() command. If you need to download R, you can go to the R project website. You can download a CSV (comma separated values) version of the Birthdays R data set. The size of this file is about 13,423,664 bytes.

US Births in 1969 - 1988


A day by day record of the number of births in each US State.




A data frame with 374221 observations on the following variables.

  • state state where child was born

  • year year (1969-1988)

  • month month (1-12)

  • day day of month

  • date date as a date object

  • births number of births


if (require(lattice)) {
xyplot(births ~ date, Birthdays, subset=state=="CA")
xyplot(births ~ date, Birthdays, subset=state=="CA", 
groups=wday, type='l')
if (require(mosaic)) {
xyplot(births ~ date, type='l',
data = Birthdays %>% group_by(date) %>% summarise(births=sum(births)))

Dataset imported from https://www.r-project.org.

Attachments: csv, json

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