Incorrect Collection Count / Value

I made my collection 4 years ago, but there is no view of my collecton in the chart.

Possible to do a recount or revaluation?

Will this also add the history of the 4 years of price data of these items? Otherwise would kinda suck.

Thanks in advance

Account: https://www.pricecharting.com/offers?seller=xw62eufzj6rlcfa7tgw5iqdbka&status=collection

Uername Trissie