*) 420 699 680 total coins
I think it is 42 millions, not 420.
coin_reward x block_per_minute x minute_per_hour x hour_per_day x day_per_year x 5
4*4*60*24*365*5 = ~42 000 000
5 years later... wtf, where are the remaining ~378 000 000?!
Thanks, binaryFate.. a slight but embarrassing mistake!