Year and month

Rodrigo Flores <rodrigo.flores@plataformatec.com.br>

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2011	0	0	0	3	4	19	2	0	0	0	12	2
2012	0	37	26	6	22	0	3	0	0	0	0	0