Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	0	0
2009	Feb	0	0
2009	Mar	0	0
2009	Apr	8	13
2009	May	11	14
2009	Jun	11	13
2009	Jul	6	7
2009	Aug	10	13
2009	Sep	13	15
2009	Oct	27	37
2009	Nov	51	101
2009	Dec	71	101
2009	all	180	314