Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2020 0 0 0 0 0 0 0 0 0 0 0 1
2021 1 0 1 0 0 0 0 0 1 0 0 1
2022 0 0 0 0 0 0 0 0 1 0 0 0
2023 0 1 0 0 0 0 0 1 0 0 0 0