To reach the target group, 85% with the average frequency 4 times, in the period of January to March (the maximum range) and April to December (normal range) will reach 80% by an average of 3.
To reach the target of 85% with an average frequency four times in January. March (A peak) and April to December (as usual) to reach 80%, with an average of three times.
To reach the target 85% frequency average 4 times in January to March (the maximum) and month. April through December (as usual) to reach the 80% the average 3 times.