Before you play a in a given day note what XPs you have have. Note what you earn, and if your count is not moving contact WGT via contact button at the bottom of the page.
As Ms Fish said the 90s are tough getting through for most.
Level 90 XP 486988
Level 91 XP 565315
Level 92 XP 664469
And FYI it gets not easier:
Level 95 XP 1097393