The original dataset covers from 1962 to 2016. For each week, in 122 US cities, from the original file, we have stored in the package a file with the same format as the original file but that includes only 0,1% of its data, selected at random to test the incremental refresh.
See also
Other mrs example data:
ft_age_rpd,
ft_age,
ft_cause_rpd,
ft_num,
ft,
mrs_db_geo,
mrs_db,
mrs_ft