Number of subscribers to satellite radio

Saw an old email of mine, referring to a rediff.com article about WorldSpace having around 75,000 subscribers in India. XM and Sirius combined have around 10 - 15 million in the US. Interestingly, the numbers are roughly in the same ballpark range as the number of millionaires in India and US, too - around 80,000 and 8 million respectively. Not to say that only millionaires subscribe to WS, but the socio-economics of it....