There is no evidence to support this absurdity.
To save electricity.
Air Raid Wardens were the people who told people to turn off their lights in a blackout. Some were also called the "home guard".
Children
You should turn off all lights that you are not using.
turn the inside lights off
A catchy slogan for turning off the lights is "Be bright, turn off the light".
either freaks or electricians.
everyone in the entire world turns of the lights at some point in their life
Turn up the lights Turn off the the lights Turn me on Turning me off Turning me on
Turn your head lights off before you shut the car off
Don't Turn Off the Lights was created on 2002-08-14.
It would be better to ask how many people do not turm off lights and probably the answer is near zero for everyone over 5 years old.