is it possible to select specific sets of data? I want to get Max(Period) for what ever month user has selected in 2017 + December only from previous years(2016 to 2012),
count({<Period={'=$(=max(Period))'}>} EID)
in the data I have 1-12 months in 2017, 12,09,06 months 2016, 12 month in 2015/14/13
