151 hours divided by 4 equals 37.75 hrs a weeks If the average american would use these extra time to do something productive we would all have faster connection by now preferably fiber 100mbps, minimum speed 50mbps.
No wonder the broadband isn't improving much after year 2000
there are 4.3 weeks in a month not 4. 4X7=28 and only February has 28 days. So actually people watch 34.85 hours of TV a week not 37.75. ( 151 X 12 )/52