NL10 FR how should i bet?

[Sherdog88]

Hi! I want to know how should i bet all of streets in this hand. are my bets okay on all of streets ??

this is hand:

EverestPoker Game #1783534168: Table Riga-43 - $0.05/$0.10 - No Limit Hold'em - 22:55:06 - 2007/07/09

Seat 1: romaintoo ($11.25)
Seat 4: knautz ($12.52)
Seat 5: Miranda79 ($12.07)
Seat 6: sturm.graz.2 ($28.74)
Seat 7: rjwg ($4.09)
Seat 8: wilpert ($2.87)
Seat 10: sherdog88 ($10.00)

sturm.graz.2 posts the small blind of $0.05
rjwg posts the big blind of $0.10

The button is in seat #5

*** HOLE CARDS ***
Dealt to sherdog88[Qd Qc]
wilpert folds
sherdog88 raises to $0.40
romaintoo folds
knautz folds
Miranda79 calls $0.40
sturm.graz.2 calls $0.35
rjwg folds

*** FLOP *** [9d 6c 8c]
sturm.graz.2 checks
sherdog88 bets $1.00
Miranda79 folds
sturm.graz.2 calls $1.00

*** TURN *** [9d 6c 8c] [Qh]
sturm.graz.2 checks
sherdog88 bets $1.50
sturm.graz.2 calls $1.50
*** RIVER *** [9d 6c 8c Qh] [8h]
sturm.graz.2 checks
sherdog88 bets $4.00
sturm.graz.2 calls $4.00

*** SHOW DOWN ***
sherdog88 shows [Qd Qc]
sturm.graz.2 mucks

*** SUMMARY ***
Board: [9d 6c 8c Qh 8h]
sherdog88 collects $13.59