Year and month

stub <stub@stub.com>

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2018 0 0 0 0 0 0 0 0 0 0 0 1
2019 0 1 1 0 0 0 0 0 0 0 3 4
2020 2 3 1 0 1 0 0 0 0 0 0 0
2021 1 4 0 1 0 0 0 0 0 0 0 0