Reach + Frequency
2010
December
November
October
September
August
July
June
May
April
March
1
February
4
January
5
2009
December
3
November
2
October
September
2
August
July
1
June
1
May
28
April
51
March
22
February
11
January
20
2008
December
35
November
96
October
62
September
33
August
9
July
1
June
18
May
75
April
65
March
February
January
Do metrics really kill creativity?
Mar 6th