WR numbers are measured for each region, and compared to Olympic Medal numbers.
For the London Games, compared to the Beijing medal haul, "if we win a few less gold medals, ordinary people could abuse us," said Xiao Tian, deputy chef de mission of the Chinese Olympic delegation in London.
She's just 17 years of age, although that's positvely elderly compared to the silver medal winner in the men's halfpipe an hour or so ago, 15-year-old Ayumu Hirano.
Another letter writer to my paper expressed disappointment that less publicity had been given to Tan's achievement compared to the silver medals won by the Singapore women's table tennis team at the 2008 Summer Olympics.
West Germany hosted the 1972 Munich Olympics, but won 40 medals compared to 66 for East Germany.
China sent its largest ever group of athletes to the Rio Games - a total of 416 - and had hoped to claim up to 36 gold medals, compared to 16 in 1996.
They are not cheap medals as swimmers work hard, but there are more opportunities if you are a good swim nation to be higher on the board, compared to athletics where the medals are considerably fewer.
He thinks that the US will somehow overcome China's challenge and become dominant again, with 37 gold medals compared to 34 for China.
In gymnastics, for example, China 'only' won five gold medals compared to 11 in Beijing, while there were shocks in some disciplines China had been expected to wrap up with ease.
He added that when an American sprinter wins a gold medal at the Olympics, "compared to when Marlon Shirley wins the gold medal in the Paralympics, commercially, it's a hell of a lot greater".
