statedly
/ˈsteɪtɪdli/adverb
1As a regular practice (according to fixed times); at regular intervals; (hence) frequently, consistently. Now chiefly US (somewhat rare ).
2According to what is stated; allegedly, reputedly; avowedly.
Origin
Mid 17th century; earliest use found in Richard Baxter (1615–1691), ejected minister and religious writer. From stated + -ly.