Increased life expectancy meant that a greater proportion of infants survived to adulthood and that more adults lived into their sixties or seventies.
As a result, a much higher proportion of Gazan babies survive and live a long life.
The proportions don't survive updating; both the piano and the violin have become more powerful, but the first at a greater rate.
While a "significant" proportion of the inserts recorded for the programme survive, only a handful of the complete programmes are known to still exist.
Only a small proportion, about 15%, of the original survives, assuming this was complete.
Large graveyards on the edge of the various encampments show that a large proportion of those sent to work in the mines did not survive.
Only a small proportion of these sources has survived to the present, so much of the mythological information that was once written down has been lost.
A small proportion of them survive on occasional casual labour opportunities as porters, cleaners and dancers.
A large proportion of the original church survives to the present.