What is the mean of these numbers? Is it 43.17? 16+18+21+22+23+23+23+24+25+29+29+30+31+32+32+33+34+35+40+42+45+47+48+51+54+57+60+62+66+67+68+74+75+84+91
They add up to:1511/37=40.837.........etc.
+42 
