This was a fascinating chart and I checked out the numbers for BTC since 1/2011.  Was shocked to see that this trend has continued for quite a while:

Google Spreadsheet with Monthly Lows Summary Data

Interesting findings:

• 23 of 29 months since the beginning of 2011 have seen an increase in the monthly low price
• We are in the 16th consecutive month of an increased monthly low price.
• The average change from one monthly low price in this time period: +35.70%