Year and month

Sylvain Beucler <beuc@beuc.net>

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2012 0 0 0 0 0 0 0 0 0 0 0 3
2013 2 0 0 0 0 0 0 0 0 0 0 0
2018 0 0 0 0 0 0 0 0 0 0 1 0