Of course I have. Singapore is way up there at number 6 in the world just behind Monaco.
Switzerland languishes at number 15.
To put things in perspective the global median income is just USD1,225 per YEAR or about USD100 per month.
<tbody>
[TH="align: left"]Country[/TH]
[TH="colspan: 2, align: left"]GDP - per capita (PPP) (US$)[/TH]
[TD="align: right"]1[/TD]
[TD="align: right"]141,100[/TD]
[TD="align: right"]2[/TD]
[TD="align: right"]104,300[/TD]
[TD="align: right"]3[/TD]
[TD="align: right"]81,100[/TD]
[TD="align: right"]4[/TD]
[TD="align: right"]69,900[/TD]
[TD="align: right"]5[/TD]
[TD="align: right"]63,400[/TD]
[TD="align: right"]6[/TD]
[TD="align: right"]60,500[/TD]
[TD="align: right"]7[/TD]
[TD="align: right"]57,000[/TD]
[TD="align: right"]8[/TD]
[TD="align: right"]55,400[/TD]
[TD="align: right"]9[/TD]
[TD="align: right"]54,200[/TD]
[TD="align: right"]10[/TD]
[TD="align: right"]50,000[/TD]
[TD="align: right"]11[/TD]
[TD="align: right"]49,800[/TD]
[TD="align: right"]12[/TD]
[TD="align: right"]49,000[/TD]
[TD="align: right"]13[/TD]
[TD="align: right"]48,800[/TD]
[TD="align: right"]14[/TD]
[TD="align: right"]44,600[/TD]
[TD="align: right"]15[/TD]
[TD="align: right"]43,900[/TD]
</tbody>