Year and month

Mark Janssen <mpc.janssen@gmail.com>

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2013 0 0 0 0 0 0 0 0 0 0 0 10
2014 3 0 0 0 0 0 1 1 0 0 0 0
2015 0 0 0 0 0 0 2 0 0 0 0 0
2020 0 0 0 0 0 0 0 0 0 1 0 0
2021 0 0 0 0 0 0 0 1 0 0 0 0