This site browses the 4927 emails from Really Good Emails to count the use of certain HTML and CSS features. The numbers on this page indicate the percentage of HTML emails that use the corresponding HTML or CSS feature at least once.
Data is updated every month.

Conditional Comments Percentage
<!--[if mso]>
 44.79399%
<!--[if !mso]>
 37.26406%
<!--[if gte mso 9]>
 36.00568%
<!--[if (gte mso 9)|(ie)]>
 20.11366%
<!--[if gte mso 15]>
 12.1575%
<!--[if !gte mso 9]>
 6.55571%
<!--[if mso | ie]>
 3.79541%
<!--[if lte mso 11]>
 2.55734%
<!--[if (mso)|(ie)]>
 2.53704%
<!--[if ie]>
 2.39497%
<!--[if !mso 9]>
 2.11082%
<!--[if gte mso 6]>
 2.11082%
<!--[if (mso)|(mso 16)]>
 1.35985%
<!--[if gte mso 12]>
 1.17719%
<!--[if (!mso)&(!ie)]>
 1.15689%
<!--[if (ie)]>
 1.096%
<!--[if !ie]>
 0.77126%
<!--[if gt mso 15]>
 0.71037%
<!--[if !((gte mso 9)|(ie))]>
 0.62919%
<!--[if (gte mso 9)]>
 0.548%
<!--[if (mso 16)]>
 0.50741%
<!--[if lte mso 7]>
 0.48711%
<!--[if iemobile 7]>
 0.40593%
<!--[if (lte mso 7)|(gte mso 9)]>
 0.40593%
<!--[if lt mso 12]>
 0.38563%
<!--[if mso 12]>
 0.36533%
<!--[if mso 14]>
 0.36533%
<!--[if lt ie 9]>
 0.36533%
<!--[if gt mso 9]>
 0.32474%
<!--[if mso 16]>
 0.30444%
<!--[if (mso) | (ie)]>
 0.28415%
<!--[if (gte mso 15)]>
 0.26385%
<!--[if true]>
 0.26385%
<!--[if lte mso 16]>
 0.26385%
<!--[if (mso)]>
 0.20296%
<!--[if gte !mso]>
 0.20296%
<!--[if lte mso 14]>
 0.20296%
<!--[if(gte mso 9)|(ie)]>
 0.20296%
<!--[if gte mso 14]>
 0.18267%
<!--[if !(ie)]>
 0.16237%
<!--[if gte mso 9 ]>
 0.14207%
<!--[if (gte mso 12)]>
 0.14207%
<!--[if (ie)|mso]>
 0.14207%
<!--[if gte mso 11]>
 0.14207%
<!--[if iemobile]>
 0.12178%
<!--[if gte mso]>
 0.12178%
<!--[if mso ]>
 0.12178%
<!--[if !((mso)|(ie))]>
 0.12178%
<!--[if false]>
 0.12178%
<!--[if (gte mso 15)|(ie)]>
 0.12178%
<!--[if t]>
 0.12178%
<!--[if mso 9]>
 0.12178%
<!--[if gte mso 16]>
 0.12178%
<!--[if (gte mso 12)&(lte mso 15) ]>
 0.10148%
<!--[if lt mso 15]>
 0.10148%
<!--[if lte mso 12]>
 0.10148%
<!--[if mso 15]>
 0.10148%
<!--[if (mso 12) | (mso 14) | (mso 15) | (mso 16)]>
 0.10148%
<!--[if source]>
 0.10148%
<!--[if (gte mso 12)|(ie)]>
 0.08119%
<!--[if (gte mso 9) | (ie)]>
 0.08119%
<!--[if (gte mso 10)]>
 0.08119%
<!--[if gte mso 10]>
 0.08119%
<!--[if (lt mso 16)]>
 0.08119%
<!--[if lt mso 9]>
 0.08119%
<!--[if !mso ]>
 0.08119%
<!--[if !mso 16]>
 0.08119%
<!--[if lte mso 15]>
 0.06089%
<!--[if gte mso 0]>
 0.06089%
<!--[if mso 11]>
 0.06089%
<!--[if lt mso 11]>
 0.06089%
<!--[if lte mso14]>
 0.06089%
<!--[if !mso 15]>
 0.06089%
<!--[if (mso)|(ie) ]>
 0.06089%
<!--[if gt mso 14]>
 0.06089%
<!--[if ie 8]>
 0.06089%
<!--[if lte mso 10]>
 0.06089%
<!--[if (gte mso)|(ie)]>
 0.06089%
<!--[if (!mso)&(gte ie 10)]>
 0.06089%
<!--[if (gte mso 9)|ie]>
 0.06089%
<!--[if gte mso 13]>
 0.06089%
<!--[if mso lte 15]>
 0.06089%
<!--[if mso gte 14]>
 0.04059%
<!--[if gt mso 11]>
 0.04059%
<!--[if ! mso]>
 0.04059%
<!--[if !mso|(ie)]>
 0.04059%
<!--[if owa]>
 0.04059%
<!--[if (lte mso 14)]>
 0.04059%
<!--[if lte mso 8]>
 0.04059%
<!--[if mso gte 9]>
 0.04059%
<!--[if (gt mso 11)]>
 0.04059%
<!--[if ie | mso]>
 0.04059%
<!--[if ie 6]>
 0.04059%
<!--[if lt mso 10]>
 0.04059%
<!--[if (gte mso 9) ]>
 0.04059%
<!--[if (gte ie 7) & (vml)]>
 0.04059%
<!--[if (lte mso 8)|(ie)]>
 0.04059%
<!--[if !gte mso 12]>
 0.04059%
<!--[if lte ie 11]>
 0.04059%
<!--[if (mso) | (ie)]]>
 0.04059%
<!--[if (mso)|(mso 10)|(mso 11)|(mso 13)|(mso 16)|(mso 19)]>
 0.04059%
<!--[if gte ie 7]>
 0.04059%
<!--[if (mso 12)|(mso 14)]>
 0.04059%
<!--[if !gte mso 15]>
 0.04059%
<!--[if (gte mso9)]>
 0.04059%
<!--[if (!mso 9)&(!ie)]>
 0.04059%
<!--[if ie 7]>
 0.04059%
<!--[if (gte mso 9) | (ie 7)]>
 0.04059%
<!--[if gte mso9]>
 0.04059%
<!--[if (mso)|(mso 15)]>
 0.04059%
<!--[if(mso)|(ie)]>
 0.04059%
<!--[if !(gte mso 9)|(ie)]>
 0.04059%
<!--[if (gte mso 9) |(ie) ]>
 0.04059%
<!--[if (!mso 16)&(!mso 15)&(!mso 14)&(!mso 12)]>
 0.04059%
<!--[if gte mso 9|(ie)]>
 0.04059%
<!--[if (gte mso 12|ie)]>
 0.04059%
<!--[if gt mso 16]>
 0.04059%
<!--[if gte mso 7]>
 0.04059%
<!--[if gte mso 17]>
 0.04059%
<!--[if !(mso | ie)]>
 0.04059%
<!--[if gte mso 9|ie]>
 0.04059%
<!--[if (mso 9)|(mso 10)|(mso 11)|(mso 12)|(mso 14)]>
 0.04059%
<!--[if !iemobile]>
 0.04059%
<!--[if lt mso 16]>
 0.04059%