New York—Total ad spending in the first six months of the year totaled $72.98 billion, up 4.1% over the first six months of last year, according to the mid-year ad spending report by TNS Media Intelligence. Internet ad spending (not including search) totaled $4.69 billion, up 18.9% over the first half of 2005. Spending on network TV was up 5.7% to $12.28 billion. Ad spending in b-to-b magazines was down 1.1% in this year’s first half, totaling $2.18 billion. Telecommunications was the leading category, with $4.7 billion in advertising spending in the first half, up 16.6%. Financial services companies spent $4.33 billion on ads in the first half, up 7.9%.