Extracted from publicly downloadable ACLED-Ukraine.csv in GitHub peacerep/ukraine-map release v0625 (https://github.com/peacerep/ukraine-map/releases). Filtering records where admin1 = Poltava, sub_event_type = Air/drone strike, and event_date between 2024-01-01 and 2024-06-30 gives monthly counts:
2024-01: 0
2024-02: 4 (UKR148628 UKR148851 UKR149398 UKR149650)
2024-03: 3 (UKR152660 UKR216286 UKR154362)
2024-04: 3 (UKR216321 UKR155902 UKR156565)
2024-05: 5 (UKR159200 UKR159487 UKR158934 UKR159698 UKR160412)
2024-06: 2 (UKR163573 UKR163579)