|Title|Character|Broadcaster|Episodes|Date|
|---|---|---|---|---|
|Rev.|Pip|BBC Two|1|2010|
|The I.T. Crowd|Nikki|Channel 4|1|2010|
|EastEnders: E20|Ava|BBC One|15|2011|
|Fresh Meat|Caz|Channel 4|1|2011|
|PhoneShop|Daisy|Channel 4|1|2011|
|Holby City|Heidi Hall|BBC One|1|2012|
|Plebs|Cynthia|ITV2|6|2013|
|Blandings|Valerie Fanshawe|BBC|2.5|2014|
|Death in Paradise|Helen Walker|BBC|3.4|2014|

Question: how many titles only had one episode?
Answer: 5