Year and month

Andrey <andrey@mailbox.org>

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2021 0 0 0 0 0 1 0 0 0 0 1 3
2022 4 2 1 3 2 2 0 1 0 0 2 2
2023 1 1 2 0 3 0 1 1 3 2 0 0
2024 0 1 0 0 0 0 0 0 0 0 0 0