Table:
text: List of geological features on Venus
Tesserae
Tesserae
Name_ Latitude Longitude Diameter_km Year_named Name_origin
Adrasthea Tesserae 30.0N 55.0E 750.0 1997 Adrastea , Greek goddess of law .
Ananke Tessera 53.3N 137.0E 1060.0 1985 Ananke , Greek goddess of necessity .
Athena Tessera 35.0N 175.0E 1800.0 1997 Athena , Greek goddess of wisdom .
Atropos Tessera 71.5N 304.0E 469.0 1985 Atropos , one of the Fates in Greek mythology.
Bathkol Tessera 61.0N 200.0E 1485.0 1997 Bathkol , Israeli goddess of fate .
Chimon-mana Tessera 3.0S 270.0E 1500.0 1997 Chimon-mana , Hopi goddess of the insane .
Clidna Tessera 42.0S 29.0E 500.0 1997 Clidna , an Irish bird goddess of the afterlife.

Question: Give the total number of years named after Athena, the Greek goddess of wisdom, in the list of geological features on the tesserae of Venus?