It should be higher now. We have improved the calculation of estimated return to take into account more real-life factors.
There's a 32% discount making it 0.95 BTC / THS, by the way. Use promo code:
32OFF 
We have noticed how much our customers love promos!
this is my daily payout...
0.00454492 BTC
AVERAGE DAILY INCOME
i would say maximum 60% of this was real last 4 weeks...hopefully with your update this is more worthy to calculate with this info.