Please find below sample data from the table
Period SecID Price
201206 1 105,00
201207 1 100,00
201208 1 95,00
201209 1 90,00
201210 1 85,00
201207 2 95,00
201208 2 100,00
201209 2 103,00
201210 2 99,00
The evaluation period is 201210 and the threshold is 3%. The...