[Client] Description Error of Scaling Mana Regeneration Runes

If you guys look on the description of runes purchasing pages:

Greater Glyph of Scaling Mana Regeneration: +0.06 mana regen/5 sec.per level (+1.2 at champion level 18)

Greater Seal of Scaling Mana Regeneration: +0.065 mana regen/5sec.per level (+1.17 at champion level 18)

See the problems?

Rito plz tell me the truth which rune is better.