I don't know what are those credits you are showing but tpg is offline even chat feed is not working any more, it means yobit was removed from tpg and now they should add it again.
i stake my tpg look what i earn today.
Status: 554 bevestigingen
Datum: 31-8-2016 15:09
Bron: Gegenereerd
Credit: 1987.16017588 TPG
Netto bedrag: +1987.16017588 TPG
Status: 133 bevestigingen, uitgezonden naar 30 nodes
Datum: 31-8-2016 22:26
Bron: Gegenereerd
Credit: 516.75678254 TPG
Netto bedrag: +516.75678254 TPG
i do not sell my tpg i wait till the moment....
my total tpg in my online wallet is 176537.00011435 TPG
Congratulations then you could earn equivalent of $7 dollars, keep staking you might buy a six packs of beer.