ClassicTVHits.com lists the top 30 shows of each year from 1950 through 1999. The Hollywood Reporter is another source that ranks the top 100 television shows of all time as voted by fans.
ClassicTVHits.com's database provides the user the ability to click on any year between 1950 and 1999 and see the top 30 shows of that year. The ranked lists include other information, such as the network the show aired on as well as the estimated audience. Users can click through several years to see how long a show stayed in the no. 1 spot.
The Hollywood Reporter has a list of the top 100 television shows of all time as voted by fans. The list is presented in a countdown format from no. 100 to no. 1 and includes the years the show aired on television.