NBCUniversal averaged a combined 4.9 million viewers across Nielsen and Adobe Analytics for its six NBA playoff games through Tuesday, up 38% from last year’s equivalent windows, and lifting the overall NBA playoff viewership average to 4.4 million across NBCU, ESPN/ABC and Prime Video — up 9% from last year on ESPN/ABC and TNT, up 17% from last year including games on NBA TV, and officially the highest average through the first 12 games of the playoffs since 1993.Sports Media WatchThis article originally appeared on Hoops Hype: NBCUniversal averaged a combined 4.9 million viewers …