Births by month, 1933-2015, with decomposition components.
Format
## `okboomer` A data frame with 996 rows and 11 columns:
- date
Date in date format
- year_fct
Year as ordered factor
- month_fct
Month as ordered factor
- n_days
N of days in this month
- births
Total births in this month
- total_pop
Population
- births_pct
Births as a proportion of total population
- births_pct_day
Average daily births per million population
- seasonal
Seasonal component from an STL decomposition of `births_pct_day`
- trend
Trend component from an STL decomposition of `births_pct_day`
- remainder
Remainder component from an STL decomposition of `births_pct_day`
