I've been to Singapore many times and would LOVE to live there. I honestly don't know a single person who has been there who didn't want to live there. The food is incredible, crime is low, they have some of the best healthcare in the world and an incredible entertainment and live music scene.
You forgot the following statistics:
Murder Rate Singapore: .2
Murder Rate USA: 3.8
Can a 19 year old drink a beer in Singapore: Yes
Can a 19 year old drink a beer in the USA: No
Is prostitution legal in Singapore: Yes
Is prostitution legal in USA: In some counties of Nevada
Incarceration rate in USA: 700
Incarceration rate in Singapore: 220
Many American states are spending more on prions than education now
PISA test Singapore: Math: 2nd in the world, Science: 3, Reading: 3
PISA test USA: Math: 36th (out of 65), Science: 28, Reading: 24
And... they arrested a guy in my state for being naked in his house when kids on a schoolbus told the driver they could see a naked guy in a house.
The gum ban was because after they spent billions on a state of the art subway it was being routinely delayed by stuck gum. You do not need a doctors note to buy gum in Singapore, you can walk into any pharmacy and buy some Orbit, you just need to sign a log saying you purchased it.