Based on the latest report from Social Media Analyst, most popular filters are posted under a normal filter (#nofilter) 81%. If we talk a look the breakdown by most used photo filter, here are the lists.

81.5% Normal

3.1% Valencia

2.9% Amaro

2.2% Mayfair

2.1% Lo-fi

1.8% X-Pro II

1.5% Rise

1.4% Hudson

2.6% Others

Date Range: January 1, 2014 to December 31, 2014

Source: Socialbakers