Here is how much articles I created each month. I joined Wikipedia on January 16, 2008.
2008
editJanuary:3 articles
February:12 articles
March:6 articles
April:4 articles
May:4 articles
June:0 articles
July:15 articles CURRENT RECORD!!!!!!!!
August:2 articles
September:10 articles
October:1 article
November:0 articles
December:0 articles
2008 total:56 articles
2009
editJanuary:0 articles
2009 total:0 articles