I have a view but it isnt show,like photo. Please help me, thanks so much 

please see picture and help me , i dont understand 

i have 2 columns, No1 is "status", No2 is " workingtime", i need a formula calculate workingtime ( date or hour) thru conditon at column "status" : if column "status" = "active" then column count up, if column "status" = "stop" then column pause coun...