 Several experts have questioned the validity of the death toll numbers ; Anthony Penna , professor emeritus in environmental history at Northeastern University , warned that casualty estimates could only be a " guesstimate " , and Belgian disaster response expert Claude de Ville de Goyet noted that " round numbers are a sure sign that nobody knows . " Edmond Mulet , UN Assistant Secretary @-@ General for Peacekeeping Operations , said , " I do not think we will ever know what the death toll is from this earthquake " , while the director of the Haitian Red Cross , Jean @-@ Pierre Guiteau , noted that his organization had not had the time to count bodies , as their focus had been on the treatment of survivors . 
 Several experts <a href='been_done' title='1'><mark>have</mark></a> questioned the validity of the death toll numbers ; Anthony Penna , professor emeritus in environmental history at Northeastern University , warned that casualty estimates could only be a " guesstimate " , and Belgian disaster response expert Claude de Ville de Goyet noted that " round numbers are a sure sign that nobody <a href='uninflect' title='2'><mark>knows</mark></a> . " Edmond Mulet , UN Assistant Secretary @-@ General for Peacekeeping Operations , said , " I do not think we will ever know what the death toll is from this earthquake " , while the director of the Haitian Red Cross , Jean @-@ Pierre Guiteau , noted that his organization <a href='been_done' title='3'><mark>had</mark></a> not had <a href='None' title='4'><mark>the</mark></a><a href='negative_concord' title='5'><mark>time</mark></a> to count bodies , as their focus had been on the treatment of survivors . 
Several experts done questioned da validity of the death toll numbers ; Anthony Penna , professor emeritus in environmental history at Northeastern University , warned dat casualty estimates could only be a " guesstimate " , and Belgian disaster response expert Claude de Ville de Goyet noted that " round numbers are a sure sign tdatnobody know . " Edmond Mulet , UN Assistant Secretary @-@ General for Peacekeeping Operations , said , " I do not think we will ever know what the death toll is from this earthquake " , while tdadirector of thdaaitian Red Cross , Jean @-@ Pierre Guiteau , noted that his organization done not had no time to count bodies , as their focus had been on thedaeatment of survivors .