Doctor Who in the Numbers

The Doctor

Tom Baker was the Doctor for 42 stories

Tom Baker was the Doctor for 177 episodes

Matt Smith was the Doctor for 51 stories throughout the Whoniverse

Tom Baker was the Doctor for 183 episodes throughout the Whoniverse

Colin Baker was the Doctor for 127 audios

Sylvester McCoy was the Doctor for 194 books

Tom Baker was the Doctor for 2447 days

Tom Baker was the Doctor for 7 seasons

William Hartnell and Peter Capaldi became the Doctor at 55

Tom Baker was the Doctor for 69 hours 6 minutes 4 seconds

Companions

Amy Pond was a Companion for 26 stories

Jamie McCrimmon was a Companion for 113 episodes

Sarah Jane Smith was a Companion for 58 stories throughout the Whoniverse

Sarah Jane Smith was a Companion for 141 episodes throughout the Whoniverse

Bernice Summerfield was a Companion for 97 audios

Ace was a Companion for 80 books

K9 Was a Companion for 1215 days

K9 Was a Companion for 4 seasons

Monsters

The Daleks were the monsters in 25 stories

The Daleks were the monsters in 91 episodes

The Daleks were the monsters in 37 stories throughout the whoniverse

The Daleks were the monsters in 103 episodes througout the whoniverse

The Daleks were the monsters in 66 audios

Stories

Season 17 (Tom Baker) has the average viewing for 11.22 million viewers

The City of Death was watched by 16.1 Million viewers

Battlefield was watched by 4 million viewers

Series 7 has 13 stories

Season 3 has 45 stories

Behind the Scenes

John Nathan Turner was the Producer for 170 episodes

Douglas Camfield was the Director for 52 episodes

Russel T Davis and Julie Gardner were Executive Producer for 60 episodes

Mervyn Pinfield was the Associate Prodcer for 57 episodes

Sydney Newman was the Showrunner for 185 episodes

Deila Derbyshire was the Composer for 525 episodes

Robert Holmes was the writer for 72 episodes

Terrence Dicks was the Script Editor for 160 episodes

Martyn Day was the Editor for 48 episodes

Other 

There has been 63 stories in the Past, 89 in the Present, 123 in the Future and 19 stories in other realms

The Doctor has regenerated in the TARDIS 8 times