the trouble is the party around, since you are alone, you will get nothing but bronze... you need to be in team since all the action of the group (the credit) are shared in some way.
since soo many team are doing the fate, get a gold means get as much credit than them... is impossible. the system is unbalanced and unfair.
the team credit was placed for push people to band together, but as it is now... you are forced to team if you want to get something/