They rewarded workers with taking them and their families to the movies, to parks, keep-fit clubs, hiking, sporting activities, film shows and concerts.
Now grown women are keeping their love of the game alive into adulthood, many as a keep-fit activity, others just as a fun escape from the household chores.
She says her life has been changed by the operation, enabling her to go on climbing holidays, take part in a weekly keep-fit class and even a 10km charity walk.