_id	Tahun	Indeks Kualitas Air (IKA)
1	2018.0	91.3
2	2019.0	62.66
3	2020.0	58.18
4	2021.0	73.04
5	2022.0	74.96
6	2023.0	76.09
7	2024.0	73.85
8	2025.0	69.17
9	2018	91.3
10	2019	62.66
11	2020	58.18
12	2021	73.04
13	2022	74.96
14	2023	76.09
15	2024	73.85
16	2025	69.17